nam a22 7a 4500 22201 22201 170123b xxu||||| |||| 00| 0 eng d 003019816x QD 33 .M48 1978 Metcalfe, Clark H. 1978 Modern Chemistry/ H. Clark Metcalfe, John E. Williams, Joseph F. Castka. New York: Holt/ Rinehart and winston publishers, 1978. v, 666p.: ill.; 24cm. Includes index. Chemistry. Williams, John E. Castka, Joseph F. lcc BOOKS QD 33 .M48 1978