APA (7th ed.) Citation

Ho, Ng, Cowley, & Seow. (2004). Christmas. Pearson Education South Asia Pte Ltd.

Chicago Style (17th ed.) Citation

Ho, Ng, Cowley, and Seow. Christmas. Singapore: Pearson Education South Asia Pte Ltd, 2004.

MLA (8th ed.) Citation

Ho, et al. Christmas. Pearson Education South Asia Pte Ltd, 2004.