TY  - BOOK
AU  - Ruppert,Edward E.
AU  - Fox,Richard S.
AU  - Barnes,Robert D.
TI  - Invertebrate zoology : a functional evolutionary approach 
SN  - 0-03-025982-7
U1  - 592 
PY  - 2004///
CY  - Belmont, CA 
PB  - Thomson-Brooks/Cole
KW  - Invertebrates
ER  -