Muthiah, Puvenesvary and Bakrin, Haryati and Hashim, Jahara and Awang Hashim, Rosna (2005) Evaluation of an EAP course at a tertiary institution in Malaysia. Project Report. Universiti Utara Malaysia. (Unpublished)

Inuwa, Yusuf Nuhu and Christopher, Anne Althea and Bakrin, Haryati (2014) Factors motivating code switching within the social contact of Hausa bilinguals. IOSR Journal of Humanities and Social Science (IOSR-JHSS), 19 (3). pp. 43-49. ISSN 2279-0837

Jaradat, Eshraq Mahmoud Mustafa and Bakrin, Haryati (2017) Proficiency level and language learning strategies among Jordanian students at Universiti Utara Malaysia. Proceedings of the ICECRS, 1 (1). pp. 1121-1128. ISSN 2548-6160

Bakrin, Haryati (2010) Validation of a writing apprehension questionnaire (WAQ) using exploratory factor analysis. In: 3rd Malaysia International Conference on Academic Strategies in English Language Teaching, 15-16 Disember 2010, Kuala Lumpur. (Unpublished)