Não informado. (1958). Journal of Environmental Engineering. Society of Environmental Engineers.
Chicago-referens (17:e uppl.)Não informado. Journal of Environmental Engineering. Los Angeles, Calif: Society of Environmental Engineers, 1958.
MLA-referens (8:e uppl.)Não informado. Journal of Environmental Engineering. Society of Environmental Engineers, 1958.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.