APA (7th ed.) Citation

Pollard, P., & Ratcliffe, P. (2009). Cancer. Puzzling patterns of predisposition.

Chicago Style (17th ed.) Citation

Pollard, P., and P. Ratcliffe. Cancer. Puzzling Patterns of Predisposition. 2009.

MLA (9th ed.) Citation

Pollard, P., and P. Ratcliffe. Cancer. Puzzling Patterns of Predisposition. 2009.

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