APA (7th ed.) Citation

Collier, P., & Horowitz, D. (1976). The Rockefellers: An American dynasty. Cape.

Chicago Style (17th ed.) Citation

Collier, Peter, and David Horowitz. The Rockefellers: An American Dynasty. London: Cape, 1976.

MLA (9th ed.) Citation

Collier, Peter, and David Horowitz. The Rockefellers: An American Dynasty. Cape, 1976.