Stany Zjednoczone. Department of Agriculture. Library & National Agricultural Library. Bibliography of Agriculture. US.Depart. of Agric. Library.
Chicago-Zitierstil (17. Ausg.)Stany Zjednoczone. Department of Agriculture. Library und National Agricultural Library. Bibliography of Agriculture. Washington [D.C.]: US.Depart. of Agric. Library.
MLA-Zitierstil (9. Ausg.)Stany Zjednoczone. Department of Agriculture. Library und National Agricultural Library. Bibliography of Agriculture. US.Depart. of Agric. Library.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.