TY  - BOOK
AU  - Krombein, Karl V.
TI  - Life history notes on some Egyptian solitary wasps and bees and their associates (Hymenoptera : Aculeata)
T2  - Smithsonian contributions to zoology
PY  - 1969///
CY  - Washington
PB  - Smithsonian Institution
KW  - Abejas
KW  - Avispas
ER  -