Dyfyniad APA

Hebel, J. R., & McCarter, R. J. (2006). A study guide to epidemiology and biostatistics (6th ed.). Jones and Bartlett Publishers.

Dyfyniad Arddull Chicago

Hebel, J. Richard, and Robert J. McCarter. A Study Guide to Epidemiology and Biostatistics. 6th ed. Sudbury, Mass.: Jones and Bartlett Publishers, 2006.

Dyfyniad MLA

Hebel, J. Richard, and Robert J. McCarter. A Study Guide to Epidemiology and Biostatistics. 6th ed. Jones and Bartlett Publishers, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.