Gaya APA

Geographic, N., Tan, P. (2009). Who are the real winners? (9781111349745). Singapura: Cengage Learning Asi Pte Ltd.

Gaya MLA

Geographic, National., Tan, Paul. "Who are the real winners?". 9781111349745 Singapura: Cengage Learning Asi Pte Ltd, 2009. Text.