005280000a22001810004500 4275435 20240911061625.0 841204s1984 ii e b 001 0 eng 9789351119654 (hbk.) 363.7392 KUM Kumar, Arvind. Environmental air analysis / Arvind Kumar. New Delhi : Random Publication, 2016. viii, 296 p. : ill. ; 24 cm. Includes references & bibliography. Environment. ir analysis. 0 0 0 0 WRM WRM 2019-01-28 0 363.7392 KUM LC-86434 2019-01-28 00:00:00 2019-01-28 BK 16321 16321