Dyfyniad APA

Willey, J. M., & Sherwood, L. M. W. (2008). Prescott, Harley, and Klein's microbiology (7th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Willey, Joanne M., and Linda M. Woolverton Sherwood. Prescott, Harley, and Klein's Microbiology. 7th ed. New York: McGraw-Hill, 2008.

Dyfyniad MLA

Willey, Joanne M., and Linda M. Woolverton Sherwood. Prescott, Harley, and Klein's Microbiology. 7th ed. McGraw-Hill, 2008.

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