APA সাইটেশন

Sayre, D. (1997). Inside ISO 14000: The competitive advantage of environmental management. Vanity Books international.

শিকাগো স্টাইলে সাইটেশন

Sayre, Don. Inside ISO 14000: The Competitive Advantage of Environmental Management. New delhi: Vanity Books international, 1997.

এমএলএ সাইটেশন

Sayre, Don. Inside ISO 14000: The Competitive Advantage of Environmental Management. Vanity Books international, 1997.