TY  - BOOK
AU  - Parihar, N. S.
TI  - The biology and morphology of the pteridophytes
U1  - 587 PAR 
PY  - 1976///
CY  - Allahabad
PB  - Central Book Depot
KW  - Pteridophyta
KW  - The biology and morphology of the pteridophytes
ER  -