TY  - BOOK
AU  - Graham, Samuel Alexander.
TI  - Principles of forest entomology
U1  - 595.7:634 K6 
PY  - 1965///
CY  - New York
PB  - Mc Graw-Hill
KW  -  Samuel Alexander Graham (and) Fred Barrows Knight.
KW  - Knight, Fred Barrows, jt.auth.
KW  - Forest insects
ER  -