Dyfyniad APA

Davis, L. E. (1972). Design and jobs: Selected readings. Penguin.

Dyfyniad Arddull Chicago

Davis, Louis E. Design and Jobs: Selected Readings. Harmondsworth, Eng: Penguin, 1972.

Dyfyniad MLA

Davis, Louis E. Design and Jobs: Selected Readings. Penguin, 1972.

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