TY  - BOOK
AU  - Ahmad, A, ed.
TI  - Encyclopaedia of geography. 6V. V1- Physical geography. V2- Human geography. V3- World geography. V4- Population geography. V5- Political geography. V6- Economic geography
U1  - 910.3 E19E 
PY  - 2011///
CY  - New Delhi
PB  - Omega Publications
ER  -