Clark, J. W., Viessman, W., & Hammer, M. J. (1971). Water supply and pollution control (2nd ed.). Scranton PA: bInternational Textbook Co..
Чикагска система за цитиранеClark, John W., Warren Viessman, и Mark J. Hammer. Water Supply and Pollution Control. 2nd ed. Scranton PA: bInternational Textbook Co., 1971.
MLA формат за цитиранеClark, John W., Warren Viessman, и Mark J. Hammer. Water Supply and Pollution Control. 2nd ed. Scranton PA: bInternational Textbook Co., 1971.
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