Rockefeller, A. (1992). Sewage treatment plants vs. the environment and economy.
芝加哥风格引文Rockefeller, Abby. Sewage Treatment Plants Vs. the Environment and Economy. 1992.
MLA引文Rockefeller, Abby. Sewage Treatment Plants Vs. the Environment and Economy. 1992.
警告：这些引文格式不一定是100％准确.