Dyfyniad APA

KEATING BARRY. (1986). MANAGERIAL ECONOMICS. ACADEMIC PRESS.

Dyfyniad Arddull Chicago

KEATING BARRY. MANAGERIAL ECONOMICS. SAN FRANCISCO.: ACADEMIC PRESS, 1986.

Dyfyniad MLA

KEATING BARRY. MANAGERIAL ECONOMICS. ACADEMIC PRESS, 1986.

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