Ong, E. R. De.
Chemistry and uses of insecticides / E. R. De Ong. - New York : Reinhold, c 1948. - viii, 345 p. : ill. ; 23 cm.
Includes index.
318 318
Insecticides.
632.95 / D44c
Chemistry and uses of insecticides / E. R. De Ong. - New York : Reinhold, c 1948. - viii, 345 p. : ill. ; 23 cm.
Includes index.
318 318
Insecticides.
632.95 / D44c