TY  - BOOK
AU  - Singh, Gopal
TI  - Map work and Practical geography
SN  - 812590076 4
U1  - 526.8 
PY  - 1998///
CY  - Delhi
PB  - Vikas
KW  - Map Projection -
KW  - Mathematical geography - Map Projection -
N1  - 4th rev. edition - 1998, reprinted in 2000
ER  -