TY  - BOOK
AU  - Essig,E.O.
TI  - A history of entomology
PY  - 1972///
CY  - New York
PB  - Hafner Publishing Company
KW  - Entomology
KW  - History
KW  - Insects
KW  - California
KW  - Research
N1  - Includes bibliographical references and index
ER  -