TY  - BOOK
AU  - Riser, Nathan W..
TI  - Biology of the Turbellaria / 
SN  - 0-07-052947-7
U1  - K611 
PY  - 1983///
CY  - New York : 
PB  - McGraw-Hill Book Company , 
KW  - Zoology <Turbellaria>
ER  -