Dyfyniad APA

J. Reese Voshell. (2002). A guide to common freshwater invertebrates of North America. Virginia: The McDonald & Woodward Publishing Company.

Dyfyniad Arddull Chicago

J. Reese Voshell. A Guide to Common Freshwater Invertebrates of North America. Virginia: The McDonald & Woodward Publishing Company, 2002.

Dyfyniad MLA

J. Reese Voshell. A Guide to Common Freshwater Invertebrates of North America. Virginia: The McDonald & Woodward Publishing Company, 2002.

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