Gaya APA

Hong, L, Y, S, D, Y, K. (2009). Longman Chemistry Matriculation Study Guide Semester 1 . Malaysia: Pearson Longman Malaysia.

Gaya MLA

Hong, Lim, You, Sie, Dan, Yip, Kim. "Longman Chemistry Matriculation Study Guide Semester 1". Malaysia: Pearson Longman Malaysia, 2009. Text.