Gaya APA

Lan, T, W. (2014). Primary Essentials Science Test Papers Primary 5 & 6 — Book B (3rd Printing). Singapore: Marshll Caendish Education.

Gaya MLA

Lan, Teo-Gwan, Wai. "Primary Essentials Science Test Papers Primary 5 & 6 — Book B". 3rd Printing Singapore: Marshll Caendish Education, 2014. Print.