APA引文

Iowa State University. Cooperative Extension Service. Dairy Husbandry and Dairy Products Extension Service publications and records.

Chicago Style (17th ed.) Citation

Iowa State University. Cooperative Extension Service. Dairy Husbandry and Dairy Products Extension Service Publications and Records.

MLA引文

Iowa State University. Cooperative Extension Service. Dairy Husbandry and Dairy Products Extension Service Publications and Records.

警告：这些引文格式不一定是100％准确.