APA (7th ed.) Citation

Andersen, S. O., & Sarma, M. (2002). Protecting the ozone layer: The United Nations history. Earthscan Publication Ltd.

Chicago Style (17th ed.) Citation

Andersen, Stephen O., and Madhava Sarma. Protecting the Ozone Layer: The United Nations History. London: Earthscan Publication Ltd, 2002.

MLA (9th ed.) Citation

Andersen, Stephen O., and Madhava Sarma. Protecting the Ozone Layer: The United Nations History. Earthscan Publication Ltd, 2002.