muhammad ajib abd razak, aizan sofia amin, mohd. suhaimi mohamad, siti marziah zakaria, surendran rajaratnam, arena che kasim.  (2023).  employers challenges in the placement of disabled employees in malaysia.  - journal of southwest jiaotong university.  153-162. 

nurul izzaty syazyana ibrahim, muhammad ajib abd razak, nasrudin subhi, chong sheau tsuey, salina nen, azahah abu hassan shaari.  (2023).  the relationship between social support and mental health in secondary school.  - international journal of academic research in business and social sciences.  239-248. 

rozmi ismail, mohd rizal abdul manaf, mohd rohaizat hassan, azmawati mohammed nawi, norhayati ibrahim, novel lyndon, noh amit, ezarina zakaria, muhammad ajib abd razak, norshaffika izzaty zaiedy nor, md shafiin shukor, aimi fadzirul kamarubahrin..  (2022).  prevalence of drug and substance use among malaysian youth: a nationwide survey.  - international journal of environmental research and public health.  1-15. 

muhammad ajib abd razak, azman ismail, evgenyia ershova, sri rahayu hijrah hati, osman kursat acar.  (2022).  patient satisfaction as a mediator between interaction quality of service delivery and patient loyalty in military hospitals.  - journal of southwest jiaotong university.  282-293. 

muhammad ajib abd razak, intan hashimah mohd hashim, syazwani drani.  (2022).  how do first wives view polygamy in terms of adaptation and family cohesiveness?.  - international journal of academic research in business & social sciences.  1428-1437. 

wan nada marhamah, w. a. r., nen, s., chong, s. t., abdul razak, m. a., subhi, n..  (2022).  relationship between client personality type and client propensity towards therapist style in counselling therapy.  - international journal of academic research in business and social sciences.  1448-1462. 

muhammad ajib abd razak, intan hashimah mohd hashim, syazwani drani, nor azzatunnisak mohd khatib.  (2022).  exploration of the adjustment process of second wives in polygamy relationships.  - journal of southwest jiaotong university.  233-241. 

aizan sofia amin, muhammad ajib abd razak, noremy md akhir.  (2021).  access to transportation: the experiences of women with physical disabilities.  - international journal of academic research in business and social sciences.  883-890. 

muhammad ajib abd razak, aizan sofia amin, intan hashimah mohd hashim, syazwani drani.  (2021).  adjustment of polygamous husbands.  - international journal of academic research in business & social sciences.  891-900. 

muhammad ajib abd razak, intan hashimah mohd hashim, syazwani drani.  (2021).  patterns of relationships in polygamous families in malaysia.  - international journal of academic research in business and social sciences.  7-18. 

muhammad ajib abd razak, intan hashimah mohd hashim, syazwani drani.  (2020).  polygamy and its impact on the mental health of family members: implications for counseling practice.  - international journal of psychosocial rehabilitation.  4092-4102. 

muhammad ajib abd razak, intan hashimah mohd hashim, syazwani drani.  (2020).  examining patterns of the quality and satisfaction of marriage in polygamous families.  - international journal of psychosocial rehabilitation.  4079-4091.