TY  - BOOK
AU  - Srivastava,K.C.
TI  - Vikas handbook of botany: bryophyta, pteridophyta, gymnosperms and palaeobotany 
SN  - 0706904982
PY  - 1977///
CY  - New Delhi
PB  - Vikas Publishing House
KW  - Botany
ER  -