Dyfyniad APA

Rivers,John. (1999). Twentieth century growth theories. UBS Publishers.

Dyfyniad Arddull Chicago

Rivers,John. Twentieth Century Growth Theories. New Delhi: UBS Publishers, 1999.

Dyfyniad MLA

Rivers,John. Twentieth Century Growth Theories. UBS Publishers, 1999.

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