TY - BOOK AU - Reid,George W. TI - Appropriate methods of treating water and wastewater in developing countries SN - 0250404133 U1 - 363.61097124 22 PY - 1982/// CY - Ann Arbor, Mich. PB - Ann Arbor Science KW - Sanitary engineering KW - Developing countries N1 - Includes index; Bibliography: p. 354-389 ER -