TY  - BOOK
AU  - Fillp'ev, I N
TI  - Free living nematodes in the collection of the zoological museum of the imperial academy of sciences in petrograd
U1  - 632.65182/FIL 
PY  - 1973///
CY  - New Delhi
PB  - Amerind Publishing Co. Pvt. Ltd.
KW  - nematodes-collection and preservation
ER  -