Dyfyniad APA

Lewis, R. (1977). Harvard business review. Harvard university.

Dyfyniad Arddull Chicago

Lewis, R. Harvard Business Review. Graduate school of business administration: Harvard university, 1977.

Dyfyniad MLA

Lewis, R. Harvard Business Review. Harvard university, 1977.

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