Sayre, D. (1997). Inside ISO 14000: The competitive advantage of environmental management. Vanity Books international.
Chicago-стиль цитированияSayre, Don. Inside ISO 14000: The Competitive Advantage of Environmental Management. New delhi: Vanity Books international, 1997.
MLA-цитированиеSayre, Don. Inside ISO 14000: The Competitive Advantage of Environmental Management. Vanity Books international, 1997.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.