Dyfyniad APA

Larry S. Roberts and John Janovy, J. Gerald D. Schmidt and Larry S. Roberts- foundations of parasitology. McGraw-Hill.

Dyfyniad Arddull Chicago

Larry S. Roberts and John Janovy, Jr. Gerald D. Schmidt and Larry S. Roberts- Foundations of Parasitology. McGraw-Hill.

Dyfyniad MLA

Larry S. Roberts and John Janovy, Jr. Gerald D. Schmidt and Larry S. Roberts- Foundations of Parasitology. McGraw-Hill.

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