APA Zitierstil

UNEP. (1979). Directory of institutions and individuals active in environmentally sound and appropriate technologies. Pergamon press.

Chicago Zitierstil

UNEP. Directory of Institutions and Individuals Active in Environmentally Sound and Appropriate Technologies. NewYork: Pergamon press, 1979.

MLA Zitierstil

UNEP. Directory of Institutions and Individuals Active in Environmentally Sound and Appropriate Technologies. Pergamon press, 1979.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.