Não informado. (1982). Environmental Progress. American Institute of Chemical Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. Environmental Progress. New York: American Institute of Chemical Engineers, 1982.
MLA-Zitierstil (8. Ausg.)Não informado. Environmental Progress. American Institute of Chemical Engineers, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.