TY  - BOOK
AU  - Khan, Jabir Hasan
TI  - Scales
SN  - 8192155074
U1  - 912.0148 Q4;3 
PY  - 2014///
CY  - Delhi
PB  - Academic Foundation
KW  - Geography
KW  - Geographical maps
KW  - Stastical techniques
KW  - Stastical diagrams
ER  -