APA引文

Collins Cobuild. (2012). Collins Grammar for IELTS. TP. HCM: Tổng hợp.

Trích dẫn kiểu Chicago

Collins Cobuild. Collins Grammar for IELTS. TP. HCM: Tổng hợp, 2012.

MLA引文

Collins Cobuild. Collins Grammar for IELTS. TP. HCM: Tổng hợp, 2012.

警告：這些引文格式不一定是100％准確.