TY  - GEN
AU  - Rashid, A.
TI  - (An) Introduction to pteridophyta: diversity and differentiation 
SN  - 0-7069-3003-7 :
U1  - 587 
PY  - 1986///
CY  - New Delhi
PB  - Vani educational books
KW  - PTERIDOPHYTA
N1  - Includes bibliography and index
ER  -