Dyfyniad APA

Hickman, C. P., Larson, A., & Roberts, L. S. (1997). Integrated principles of zoology (10th ed.). McGraw Hill.

Dyfyniad Arddull Chicago

Hickman, Cleveland Pendleton, Allan Larson, and Larry S. Roberts. Integrated Principles of Zoology. 10th ed. Boston: McGraw Hill, 1997.

Dyfyniad MLA

Hickman, Cleveland Pendleton, et al. Integrated Principles of Zoology. 10th ed. McGraw Hill, 1997.

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