TY  - BOOK
AU  - De Ong,E.R.
TI  - Chemical and natural control of pests
U1  - 632.9 
PY  - 1960///
CY  - New York
PB  - Reinhold Pub.
KW  - Entomology
KW  - Pests
KW  - Control
KW  - Biological control
KW  - Weeds
N1  - Includes index
ER  -