TY  - BOOK
AU  - Vasishta, P. C.
TI  - Botany (pt. 4 ) : Pteridophyta ( Vascular Cryptogams )
SN  - NULL
U1  - 587 
CY  - N. Delhi
PB  - S. Chand and Company Ltd.
KW  - -
N1  - 309
ER  -