APA引文

Grala, W. (1987). Nitrogen utilization in pigs as affected by dietery induced losses of ileal endogenous nitrogen. Wageningen.

Trích dẫn kiểu Chicago

Grala, Witold. Nitrogen Utilization in Pigs As Affected By Dietery Induced Losses of Ileal Endogenous Nitrogen. Wageningen, 1987.

MLA引文

Grala, Witold. Nitrogen Utilization in Pigs As Affected By Dietery Induced Losses of Ileal Endogenous Nitrogen. Wageningen, 1987.

警告：这些引文格式不一定是100％准确.