Duncan, R. C. (1983). Introductory biostatistics for the health sciences (2ª ed.). John Wiley and Sons.
Cita Chicago (17th ed.)Duncan, Robert C. Introductory Biostatistics for the Health Sciences. 2ª ed. John Wiley and Sons, 1983.
Cita MLA (9th ed.)Duncan, Robert C. Introductory Biostatistics for the Health Sciences. 2ª ed. John Wiley and Sons, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.