Shepard, B. M., Barrion, A. T., & Litsinger, J. A. (1987). Friends of the rice farmer: Helpful insects, spiders, and pathogens. International Rice Research Institute.
芝加哥风格引文Shepard, Barclay M., A. T. Barrion, 与 J. A. Litsinger. Friends of the Rice Farmer: Helpful Insects, Spiders, and Pathogens. Los Bans̳, Laguna, Philippines: International Rice Research Institute, 1987.
MLA引文Shepard, Barclay M., et al. Friends of the Rice Farmer: Helpful Insects, Spiders, and Pathogens. International Rice Research Institute, 1987.
警告：这些引文格式不一定是100％准确.