TY  - BOOK
AU  - Yorke Warrington
AU  -  Maplestone P A
TI  - Nematode parasites of vertebrates
U1  - K6310j9, K2 
PY  - 1962///
CY  - New York    
PB  -  Hafner        
KW  -  Vermes
KW  - Zoology
ER  -