Zar, J. H. (1999). Biostatistical Analysis (4th ed.). Pearson Education.
Cita Chicago (17th ed.)Zar, Jerrold H. Biostatistical Analysis. 4th ed. New delhi: Pearson Education, 1999.
Cita MLA (9th ed.)Zar, Jerrold H. Biostatistical Analysis. 4th ed. Pearson Education, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.