(2005). Beef practice: Cow-calf production medicine / Peter J. Chenoweth and Michael W. Sanderson.
芝加哥风格引文Beef Practice: Cow-calf Production Medicine / Peter J. Chenoweth and Michael W. Sanderson. 2005.
MLA引文Beef Practice: Cow-calf Production Medicine / Peter J. Chenoweth and Michael W. Sanderson. 2005.
警告：这些引文格式不一定是100％准确.