APA (7e ed.) Bronvermelding

Welford, R. e. (1996). Corporate environmental management. Universities Press.

Chicago (17e ed.) Bronvermelding

Welford, Richard ed. Corporate Environmental Management. Hyderabad: Universities Press, 1996.

MLA (9e ed.) Bronvermelding

Welford, Richard ed. Corporate Environmental Management. Universities Press, 1996.