TY  - BOOK
AU  - Engemann, Joseph
AU  - Hegner, Robert 
TI  - Invertebrate Zoology
SN  - 9711055384
U1  - GS Res 592 En329 1981 
PY  - 1981///
CY  - Quezon City
PB  - EDCA Publishing and Distributing Corporation
N1  - Index
ER  -