Não informado. (1984). Asae Standards. American Society of Agricultural Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. Asae Standards. St. Joseph, Mich: American Society of Agricultural Engineers, 1984.
MLA-Zitierstil (8. Ausg.)Não informado. Asae Standards. American Society of Agricultural Engineers, 1984.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.