Não informado. (1950). Butter, cheese and milk products journal. Olsen Publishers.
Chicago-Zitierstil (17. Ausg.)Não informado. Butter, Cheese and Milk Products Journal. Milwaukee, Wis: Olsen Publishers, 1950.
MLA-Zitierstil (8. Ausg.)Não informado. Butter, Cheese and Milk Products Journal. Olsen Publishers, 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.