TY  - BOOK
AU  - Gupta, Shakti M.,
TI  - Birbal Sahni
SN  - 9789350486894
U1  - 561.092 
PY  - 1978///
CY  - New Delhi
PB  - National Book Trust, India
KW  - Sahni, Birbal
KW  - Paleobotanists
KW  - Sahni, Birbal, 1891-1949
ER  -