TY  - BOOK
AU  - Bosch,Robert Van den
AU  - Messenger,P.S.
TI  - Biological control
SN  - 9780700202300
U1  - 574.52 
PY  - 1973///
CY  - New York
PB  - Intertext
KW  - Insect pests -- Biological control
KW  - Biologische Schadlingsbekämpfung
N1  - Rev. ed. published as: An introduction to biological control. 1982
ER  -