Dyfyniad APA

(2004).  Sherris Medical Microbiology: An introduction to infectious diseases.  MCGraw-Hill.

Dyfyniad Arddull Chicago

 Sherris Medical Microbiology: An Introduction to Infectious Diseases.  MCGraw-Hill, 2004.

Dyfyniad MLA

 Sherris Medical Microbiology: An Introduction to Infectious Diseases.  MCGraw-Hill, 2004.

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