Hofkes, E. H., & Visscher, J. T. (1986). Renewable energy sources for rural water supply. International Reference Centre for Community Water Supply and Sanitation.
芝加哥风格引文Hofkes, E. H., 与 J. T. Visscher. Renewable Energy Sources for Rural Water Supply. The Hague: International Reference Centre for Community Water Supply and Sanitation, 1986.
MLA引文Hofkes, E. H., 与 J. T. Visscher. Renewable Energy Sources for Rural Water Supply. International Reference Centre for Community Water Supply and Sanitation, 1986.
警告：这些引文格式不一定是100％准确.