Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.