APA (7th ed.) Citation

Abu Hassan Othman, Muhammad Yusof Ahmad, & Razak Mamat. (1986). Pengajian am 1. Heinemann.

Chicago Style (17th ed.) Citation

Abu Hassan Othman, Muhammad Yusof Ahmad, and Razak Mamat. Pengajian Am 1. Kuala Lumpur: Heinemann, 1986.

MLA (9th ed.) Citation

Abu Hassan Othman, et al. Pengajian Am 1. Heinemann, 1986.