APA (7e ed.) Bronvermelding

Abrahamson, D. E. (1989). The Challenge of global warming. Island Press.

Chicago (17e ed.) Bronvermelding

Abrahamson, Dean E. The Challenge of Global Warming. Washington: Island Press, 1989.

MLA (9e ed.) Bronvermelding

Abrahamson, Dean E. The Challenge of Global Warming. Island Press, 1989.