APA (7th ed.) Citation

Cumbow, R. C. (2008). The films of Sergio Leone. Scarecrow Press.

Chicago Style (17th ed.) Citation

Cumbow, Robert C. The Films of Sergio Leone. Lanham, Md.: Scarecrow Press, 2008.

MLA (9th ed.) Citation

Cumbow, Robert C. The Films of Sergio Leone. Scarecrow Press, 2008.

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