Não informado. (1958). Transactions of the ASAE. American Society of Agricultural Engineers.
Chicago-referens (17:e uppl.)Não informado. Transactions of the ASAE. St. Joseph, Mich: American Society of Agricultural Engineers, 1958.
MLA-referens (8:e uppl.)Não informado. Transactions of the ASAE. American Society of Agricultural Engineers, 1958.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.