APA-Zitierstil (7. Ausg.)

Não informado. (2007). Report of the Division of the Agriculture. Iowa State College, Division of the Agriculture.

Chicago-Zitierstil (17. Ausg.)

Não informado. Report of the Division of the Agriculture. Ames, Iowa: Iowa State College, Division of the Agriculture, 2007.

MLA-Zitierstil (8. Ausg.)

Não informado. Report of the Division of the Agriculture. Iowa State College, Division of the Agriculture, 2007.

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