TY  - GEN
AU  - Singh,Savindra
TI  - Physical geography
SN  - 8186539050
U1  - 910.02 
PY  - 1998///
CY  - Allahabad
PB  - Prayag Pustak Bhawan
KW  - General geography
KW  - Origin of the earth
KW  - Tha age of the earth
KW  - Constitution of the earth's interior
ER  -