Citazione Stile APA (7a Edizione)

Bal, A. (2005). An introduction to environmental mgt. Himalaya.

Citazione stile Chigago Style (17a edizione)

Bal, Anand. An Introduction to Environmental Mgt. Mumbai: Himalaya, 2005.

Citatione MLA (9a ed.)

Bal, Anand. An Introduction to Environmental Mgt. Himalaya, 2005.