TY  - BOOK
AU  - Sehgal S.D.
TI  - Rise and fall of Human civilisation
SN  - 8186504001
U1  - 306 
PY  - 1995///
CY  -  Delhi
PB  - H.K. Books
KW  - Human civilisation
KW  - Human development
N1  - Includes index
ER  -