TY  - BOOK
AU  - Wadhwa,Yashpal
TI  - Air pollution: causes and control 
SN  - 9788178844237 (hbk.) :
PY  - 2009///
CY  - New Delhi
PB  - Cyber Tech Publications
KW  - Air
KW  - Pollution
KW  - Air quality management
N1  - Includes bibliographical references (p. [243]-244) and index
ER  -