TY  - BOOK
AU  - Marshall, A. J.
AU  - Williams, W. D.
TI  - Parker and Haswell textbook of zoology invertebrates: volume-1
SN  - 9788174730305(pbk.)
U1  - 590 23
PY  - 2004///?
CY  - Delhi
PB  - AITBS Publishers
KW  - Zoology
N1  - Includes references and index
ER  -