Dyfyniad APA

HAWLEY, A. H. (1950). Human Ecology A Theory Of Community Structure Amos H.hawley. The Ronald Press Company.

Dyfyniad Arddull Chicago

HAWLEY, Amos H. Human Ecology A Theory Of Community Structure Amos H.hawley. The Ronald Press Company, 1950.

Dyfyniad MLA

HAWLEY, Amos H. Human Ecology A Theory Of Community Structure Amos H.hawley. The Ronald Press Company, 1950.

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