TY  - BOOK
AU  - Rashid, A.
TI  - An introduction to pteridophyta: Diversity and differentiation 
AV  - QK522 .R3 1986
PY  - 1986///
CY  - India
PB  - Vani Educational Books
KW  - Pteridophyta
KW  - Botany
N1  - Includes bibliographical references and index
ER  -