Trích dẫn APA

Devitiis, G. (1989). English gramar for comunication. Anh: Longman.

Trích dẫn kiểu Chicago

Devitiis, G.DE. English Gramar for Comunication. Anh: Longman, 1989.

MLA Trích dẫn

Devitiis, G.DE. English Gramar for Comunication. Anh: Longman, 1989.

Warning: These citations may not always be 100% accurate.