Dyfyniad APA

Roberts, L. S., Janovy, J. J., & Schmidt, G. D. (2010). Gerald D. Schmidt & Larry S. Roberts' Foundations of parasitology (Eighth edition.). McGraw-Hill Higher Education.

Dyfyniad Arddull Chicago

Roberts, Larry S., John Jr Janovy, and Gerald D. Schmidt. Gerald D. Schmidt & Larry S. Roberts' Foundations of Parasitology. Eighth edition. New York, NY: McGraw-Hill Higher Education, 2010.

Dyfyniad MLA

Roberts, Larry S., et al. Gerald D. Schmidt & Larry S. Roberts' Foundations of Parasitology. Eighth edition. McGraw-Hill Higher Education, 2010.

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