TY  - BOOK
AU  - Pfadt,Robert E.
AU  - Burkhardt,Christian C.
TI  - Fundamentals of applied entomology / 
U1  - 632.7 
PY  - 1971///]
CY  - New York : 
PB  - Macmillan, 
KW  - Beneficial insects
KW  - Control
KW  - Insect pests
N1  -  Includes bibliographical references
ER  -