Dyfyniad APA

Davies, M. M. (2006). Health promotion theory. Tata McGraw- Hill.

Dyfyniad Arddull Chicago

Davies, Maggie Macdowall,Wendy. Health Promotion Theory. New Delhi: Tata McGraw- Hill, 2006.

Dyfyniad MLA

Davies, Maggie Macdowall,Wendy. Health Promotion Theory. Tata McGraw- Hill, 2006.

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