Dyfyniad APA

Clarke, L., & Buckley, A. (1977). The essence of change. Prentice Hall of India.

Dyfyniad Arddull Chicago

Clarke, Liz, and Adrian Buckley. The Essence of Change. New Delhi: Prentice Hall of India, 1977.

Dyfyniad MLA

Clarke, Liz, and Adrian Buckley. The Essence of Change. Prentice Hall of India, 1977.

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