李桦. (2009). 生猪饲养规模及其成本效益分析: Analysis on the hog raising scale and their costs benefit. 中国农业出版社.
Citación estilo Chicago李桦. 生猪饲养规模及其成本效益分析: Analysis on the Hog Raising Scale and Their Costs Benefit. 中国农业出版社, 2009.
Cita MLA李桦. 生猪饲养规模及其成本效益分析: Analysis on the Hog Raising Scale and Their Costs Benefit. 中国农业出版社, 2009.
警告：这些引文格式不一定是100％准确.