Dyfyniad APA

Humble, J. (1971). Management by objective. McGraw-Hill.

Dyfyniad Arddull Chicago

Humble, John. Management by Objective. New York: McGraw-Hill, 1971.

Dyfyniad MLA

Humble, John. Management by Objective. McGraw-Hill, 1971.

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