Gaya APA

Davidson, G. (2003). Learners' Companion Series Vocabulary : An indispensable vocabulary resource and one-stop wordfinder (Cet.Ke-2). Singapure: Learners Publishing.

Gaya MLA

Davidson, George. "Learners' Companion Series Vocabulary : An indispensable vocabulary resource and one-stop wordfinder". Cet.Ke-2 Singapure: Learners Publishing, 2003. Text.