TY  - GEN
AU  - Pandey , B.P.
TI  - Pteridophyta: for degree honours and post graduate  students
SN  - 8121906032
U1  - 587 
PY  - 1999///4
CY  - New Delhi
PB  - S.chand& company
KW  - BOTANY
KW  - AGRICULTURE
KW  - PTERIDOPHYTA
KW  - ORDER PSILOTAES
KW  - ORDER SELAGINELLALES
ER  -