De la Cruz, V. A. $. The effects of crude protein content in the diet of layers on quality of manure for feed recycling.
芝加哥风格引文De la Cruz, Victor Alba $1940-. The Effects of Crude Protein Content in the Diet of Layers on Quality of Manure for Feed Recycling.
MLA引文De la Cruz, Victor Alba $1940-. The Effects of Crude Protein Content in the Diet of Layers on Quality of Manure for Feed Recycling.
警告：这些引文格式不一定是100％准确.