ebrary, Inc, Bencini, R., & Pulina, G. (2004). Dairy sheep nutrition. CABI Pub..
芝加哥风格引文ebrary, Inc, Roberta Bencini, 与 Giuseppe Pulina. Dairy Sheep Nutrition. Oxfordshire, OX, UK ; Cambridge, MA, USA: CABI Pub., 2004.
MLA引文ebrary, Inc, et al. Dairy Sheep Nutrition. CABI Pub., 2004.
警告：这些引文格式不一定是100％准确.