Cita APA (7a ed.)

United Nations Environment Programme. (2006). Africa environment outlook 2: Our environment, our wealth. United Nations Environment Programme.

Cita Chicago Style (17a ed.)

United Nations Environment Programme. Africa Environment Outlook 2: Our Environment, Our Wealth. Nairobi, Kenya: United Nations Environment Programme, 2006.

Cita MLA (9a ed.)

United Nations Environment Programme. Africa Environment Outlook 2: Our Environment, Our Wealth. United Nations Environment Programme, 2006.