Kleinbaum,David G. Kupper, l. L. M. (1982). Epidemiologic research: Principles and quantitative methods. John Wiley & Sons, Inc.
Cita Chicago (17th ed.)Kleinbaum,David G. Kupper, lawrence L. Morgenstern. Epidemiologic Research: Principles and Quantitative Methods. New York: John Wiley & Sons, Inc, 1982.
Cita MLA (8th ed.)Kleinbaum,David G. Kupper, lawrence L. Morgenstern. Epidemiologic Research: Principles and Quantitative Methods. John Wiley & Sons, Inc, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.