Sawyer, Clair Nathan Chemistry for sanitary engineers/ Clair N. Sawyer - New York: McGraw-Hill, c1960 - viii, 367 p.: ill.; 23 cm. - McGraw - Hill series in sanitary science and water resources engineering . Includes index ISBN: Rs. 198.00 Subjects--Topical Terms: Sanitary, chemistrySanitation, HouseholdSanitaitonSanitary engineering Dewey Class. No.: 628