ebrary, Inc, Ashworth, G. S., & Azevedo, P. (2009). Agricultural wastes. Nova Science Publishers, Inc..
芝加哥风格引文ebrary, Inc, Geoffrey S. Ashworth, 与 Pablo Azevedo. Agricultural Wastes. New York: Nova Science Publishers, Inc., 2009.
MLA引文ebrary, Inc, et al. Agricultural Wastes. Nova Science Publishers, Inc., 2009.
警告：这些引文格式不一定是100％准确.