1984 yearbook of agriculture. (1984). 1984 yearbook of agriculture: Animal health.
Trích dẫn kiểu Chicago1984 yearbook of agriculture. 1984 Yearbook of Agriculture: Animal Health. 1984.
MLA引文1984 yearbook of agriculture. 1984 Yearbook of Agriculture: Animal Health. 1984.
警告：這些引文格式不一定是100％准確.