Παραπομπή APA

Cornelsen. (2009). Interactive Languages Course Business English Socializing & Small Talk (Kèm trực tiếp sách). Nhân Trí Việt.

Παραπομπή Chicago Style

Cornelsen. Interactive Languages Course Business English Socializing & Small Talk (Kèm Trực Tiếp Sách). Nhân Trí Việt, 2009.

Παραπομπή MLA

Cornelsen. Interactive Languages Course Business English Socializing & Small Talk (Kèm Trực Tiếp Sách). Nhân Trí Việt, 2009.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.