Wilson, J. (1982). Proceedings of the national water conference on water quality and the clean water act. Academy of Natural Sciences of Philadelphia.
Citace podle Chicago (17th ed.)Wilson, James. Proceedings of the National Water Conference on Water Quality and the Clean Water Act. Pennsylvania: Academy of Natural Sciences of Philadelphia, 1982.
Citace podle MLA (9th ed.)Wilson, James. Proceedings of the National Water Conference on Water Quality and the Clean Water Act. Academy of Natural Sciences of Philadelphia, 1982.
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