APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

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