Spellman, F. R. (1997). Dewatering biosolids. Technomic.
芝加哥风格引文Spellman, Frank R. Dewatering Biosolids. Lancaster: Technomic, 1997.
MLA引文Spellman, Frank R. Dewatering Biosolids. Technomic, 1997.
警告：这些引文格式不一定是100％准确.
APA引文