TY  - BOOK
AU  - Crofton,H.D., x
AU  - x
TI  - Nematodes: x
SN  - x
U1  - 595.13/CRU 
PY  - 1968///
CY  - Lond.
PB  - Hutchinson Univ. Library
KW  - Zoology
N1  - x
ER  -