APA (7th ed.) Citation

Cent, 5. G. (2009). The 50th Law (1st.). Profile Book.

Chicago Style (17th ed.) Citation

Cent, 50; Greene. The 50th Law. 1st. London: Profile Book, 2009.

MLA (9th ed.) Citation

Cent, 50; Greene. The 50th Law. 1st. Profile Book, 2009.

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