TY  - BOOK
AU  - Clausen, Curtis P., ed.
TI  - Introduced parasites and predators of arthropod pests and weeds: a world review
U1  - 632.96/CLA 
PY  - 1978///
CY  - Washington D C
PB  - United States Department of Agriculture
KW  - Arthropod pests--Biological control
KW  - Arthropoda--Biological control
ER  -