APA
United Nations G. O. . E. A. S. D. (. O., United Nations G. O. . E. A. S. D. (. O., . (1992). Environmental accounting. New York: United Nation U S A.
Chicago
United Nations Government Of Economic And Social Development (Deptt Of-), United Nations Government Of Economic And Social Development (Deptt Of-), . 1992. Environmental accounting. New York: United Nation U S A.
Harvard
United Nations G. O. . E. A. S. D. (. O., United Nations G. O. . E. A. S. D. (. O., . (1992). Environmental accounting. New York: United Nation U S A.
MLA
United Nations Government Of Economic And Social Development (Deptt Of-), United Nations Government Of Economic And Social Development (Deptt Of-), . Environmental accounting. New York: United Nation U S A. 1992.
