Dyfyniad APA

Volpe, E. P. (1975). Man, Nature, and Society: An introduction to biology. W.M.C. Brown Company Publishers.

Dyfyniad Arddull Chicago

Volpe, E. Peter. Man, Nature, and Society: An Introduction to Biology. Dubuque, Iowa: W.M.C. Brown Company Publishers, 1975.

Dyfyniad MLA

Volpe, E. Peter. Man, Nature, and Society: An Introduction to Biology. W.M.C. Brown Company Publishers, 1975.

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