APA引文

GARTSIDE, L. (1989). Model business letters.-- Ed.3. Binarupa Aksara.

Chicago Style (17th ed.) Citation

GARTSIDE, L. Model Business Letters.-- Ed.3. Jakarta: Binarupa Aksara, 1989.

MLA引文

GARTSIDE, L. Model Business Letters.-- Ed.3. Binarupa Aksara, 1989.

警告：這些引文格式不一定是100％准確.