TY  - BOOK
AU  - Singh, R.L.
AU  - Singh, Rana P.B.
TI  - Elements of practical geography
SN  - 978-81-272-4399-9
U1  - 910 
PY  - 2019///
CY  - Ludhiana
PB  - : Kalyani Publishers
KW  - Geography
KW  - | Maps
KW  - | Physical geography
ER  -