Dyfyniad APA

Cohen, H. (1970). Landmarks of American writing. US information Service.

Dyfyniad Arddull Chicago

Cohen, Henning. Landmarks of American Writing. Washington: US information Service, 1970.

Dyfyniad MLA

Cohen, Henning. Landmarks of American Writing. US information Service, 1970.

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