Abdullah, Syaharom and Chua, Choon Mooi (2005) Building a Malaysian Business English Corpus phase 1-establishing a written Malaysian Business English database. Project Report. Universiti Utara Malaysia. (Unpublished)

Alward, Ali S. and Chua, Choon Mooi and Bidin, Siti Jamilah (2012) Hedges and boosters in the Yemeni EFL undergraduates' persuasive essay: An empirical study. The Internet Journal of Language, Culture and Society (34). pp. 1-12. ISSN 1327 - 774X

Chua, Choon Mooi and Abdul Karim, Hamida Bee and Saad, Norma and Muthiah, Puvenesvary (1996) Satu kajian untuk mengenalpasti agen penggerak masyarakat luar bandar dari persepsi masyarakat tersebut. Project Report. Universiti Utara Malaysia, Sintok. (Unpublished)

Chua, Choon Mooi (2011) The nature and quality of friendship among form four students in two secondary schools in Penang. In: Second Seminar on National Resilience (SNAR II), 18-19 October 2011, Seri Pacific Hotel, Kuala Lumpur.