TY  - BOOK
AU  - Verma,H.K.
TI  - A textbook of pteridophyta
SN  - 9789381421277
U1  - 587 22
PY  - 2011///
CY  - New Delhi
PB  - Random Pub.
KW  - Pteridophyta
N1  - Includes bibliographical references and index
ER  -