APA
"UNITED NATIONS E. A. S. D. (. o., "UNITED NATIONS E. A. S. D. (. o., . (1992). Environmentally sound technology for sustainable d. : .
Chicago
"UNITED NATIONS ECONOMIC AND SOCIAL DEVELOPMENT (Deptt of-)", "UNITED NATIONS ECONOMIC AND SOCIAL DEVELOPMENT (Deptt of-)", . 1992. Environmentally sound technology for sustainable d. : .
Harvard
"UNITED NATIONS E. A. S. D. (. o., "UNITED NATIONS E. A. S. D. (. o., . (1992). Environmentally sound technology for sustainable d. : .
MLA
"UNITED NATIONS ECONOMIC AND SOCIAL DEVELOPMENT (Deptt of-)", "UNITED NATIONS ECONOMIC AND SOCIAL DEVELOPMENT (Deptt of-)", . Environmentally sound technology for sustainable d. : . 1992.
