APA (7th ed.) Citation

Ley, D. F. (1989). The best seller. Kogan Page.

Chicago Style (17th ed.) Citation

Ley, D. Forbes. The Best Seller. London: Kogan Page, 1989.

MLA (9th ed.) Citation

Ley, D. Forbes. The Best Seller. Kogan Page, 1989.

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