Dyfyniad APA

(1978). Motivation Part Ii Harvard Business Review. Harvard Business Review.

Dyfyniad Arddull Chicago

Motivation Part Ii Harvard Business Review. Harvard Business Review, 1978.

Dyfyniad MLA

Motivation Part Ii Harvard Business Review. Harvard Business Review, 1978.

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