APA (7th ed.) Citation

Gartside, L. (1974). Model business letters.: 2nd ed. ELBS.

Chicago Style (17th ed.) Citation

Gartside, L. Model Business Letters.: 2nd Ed. London: ELBS, 1974.

MLA (9th ed.) Citation

Gartside, L. Model Business Letters.: 2nd Ed. ELBS, 1974.