Gaya APA

Kik, K, C., Hai, K, K. (1999). Longman: Dictionary of Grammar and Usage (ed. 2). Singapore: Pearsan Education Asia.

Gaya MLA

Kik, Kam, Chuan., Hai, Kam, Kai. "Longman: Dictionary of Grammar and Usage". ed. 2 Singapore: Pearsan Education Asia, 1999. Text.