Dyfyniad APA

Reddin, B., & Ryan, D. (1988). Management by objectives. Tata McGraw Hill publishing.

Dyfyniad Arddull Chicago

Reddin, Bill, and Denis Ryan. Management by Objectives. New Delhi: Tata McGraw Hill publishing, 1988.

Dyfyniad MLA

Reddin, Bill, and Denis Ryan. Management by Objectives. Tata McGraw Hill publishing, 1988.

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