APA (7th ed.) Citation

Willingham, M. (1993). Selling to America: How to reach the world's biggest market. Kogan Page.

Chicago Style (17th ed.) Citation

Willingham, Marianne. Selling to America: How to Reach the World's Biggest Market. London: Kogan Page, 1993.

MLA (9th ed.) Citation

Willingham, Marianne. Selling to America: How to Reach the World's Biggest Market. Kogan Page, 1993.

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