Wallace, R. L. (1997). Invertebrate zoology: A laboratory manual (5th ed.). Prentice Hall.
Dyfyniad Arddull ChicagoWallace, Robert L. Invertebrate Zoology: A Laboratory Manual. 5th ed. Upper Saddle River, N.J: Prentice Hall, 1997.
Dyfyniad MLAWallace, Robert L. Invertebrate Zoology: A Laboratory Manual. 5th ed. Prentice Hall, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.