TY  - BOOK
AU  - SINGH, P.P
TI  - Pollution in Ludhiana : a practical approach to urban development
U1  - 614.709 545 S48P 
PY  - 1988///
PB  - Ludhiana
KW  - POLLUTION -- LUDHIANA
KW  - ENVRIONMENTAL PROTECTION -- LUDHIANA
KW  - POLLUTION -- ENVIRONMENTAL ASPECTS -- LUDHIA
ER  -