APA (7th ed.) Citation

Chan, Ho, & Yap. (1996). Grammar exercising your options. Penerbit Universiti Pertanian Malaysia.

Chicago Style (17th ed.) Citation

Chan, Ho, and Yap. Grammar Exercising Your Options. Kuala Lumpur: Penerbit Universiti Pertanian Malaysia, 1996.

MLA (8th ed.) Citation

Chan, et al. Grammar Exercising Your Options. Penerbit Universiti Pertanian Malaysia, 1996.