TY  - BOOK
AU  - Smith,Vector
AU  - Quigley,Michael
TI  - Blackwell habitat field guides: invertebrate animal of freshwater 
SN  - 0631147411 (paperback)
AV  - QL141 S65 
PY  - 1986///
CY  - England
PB  - Basil Blackwell
KW  - Freshwater invertebrates
KW  - Identification
KW  - Field Guides - For schools
N1  - Includes bibliographical references
ER  -