Παραπομπή APA

O'Quigley, J. (2008). Proportional hazards regression. Springer.

Παραπομπή Chicago Style

O'Quigley, John. Proportional Hazards Regression. New York: Springer, 2008.

Παραπομπή MLA

O'Quigley, John. Proportional Hazards Regression. Springer, 2008.