Estados Unidos. Environmeltal Protection Agency. (1974). Process design manual for up-grading exiting wastewater treatment plants. Boston: E.P.A.
Chicago Style CitationEstados Unidos. Environmeltal Protection Agency. Process Design Manual for Up-grading Exiting Wastewater Treatment Plants. Boston: E.P.A, 1974.
MLA CitationEstados Unidos. Environmeltal Protection Agency. Process Design Manual for Up-grading Exiting Wastewater Treatment Plants. Boston: E.P.A, 1974.
Warning: These citations may not always be 100% accurate.