APA (7e ed.) Bronvermelding

Welford, R. (1996). Corporate environmental management: Systems and strategies. Earthscan ; Universities Press.

Chicago (17e ed.) Bronvermelding

Welford, Richard. Corporate Environmental Management: Systems and Strategies. London : New Delhi: Earthscan ; Universities Press, 1996.

MLA (8e ed.) Bronvermelding

Welford, Richard. Corporate Environmental Management: Systems and Strategies. Earthscan ; Universities Press, 1996.