Gaya APA

Hwa, D, K, S. (2010). My Pals Are Here! Science 5A ( International Edition) (1st edition). Singapore: Marshll Caendish Education.

Gaya MLA

Hwa, Dr., Kwa, Siew. "My Pals Are Here! Science 5A ( International Edition)". 1st edition Singapore: Marshll Caendish Education, 2010. Print.