Lachin, J. M. (2011). Biostatistical methods: The assessment of relative risks (2nd ed.). Wiley.
Cita Chicago (17th ed.)Lachin, John M. Biostatistical Methods: The Assessment of Relative Risks. 2nd ed. Hoboken, N.J.: Wiley, 2011.
Cita MLA (9th ed.)Lachin, John M. Biostatistical Methods: The Assessment of Relative Risks. 2nd ed. Wiley, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.