Dyfyniad APA

White, E. H. (1969). Chemical background for the biological sciences (2d ed.). Prentice-Hall.

Dyfyniad Arddull Chicago

White, Emil H. Chemical Background for the Biological Sciences. 2d ed. New Delhi: Prentice-Hall, 1969.

Dyfyniad MLA

White, Emil H. Chemical Background for the Biological Sciences. 2d ed. Prentice-Hall, 1969.

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