Dyfyniad APA

Gunckel, J. E. (1969). Current topics in plant science. Academic press.

Dyfyniad Arddull Chicago

Gunckel, J E. Current Topics in Plant Science. New York: Academic press, 1969.

Dyfyniad MLA

Gunckel, J E. Current Topics in Plant Science. Academic press, 1969.

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