APA citiranje

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 citiranje

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