Kumar, Arvind creator text New Delhi Random Publications 2018 monographic 296p. ; Acid rain--Environmental aspects Air--Pollution Air--Pollution--Analysis Greenhouse effect, Atmospheric--Environmental aspects 363.7392KUM 9789351119654 https://books.google.com.pk/books?id=nYHttAEACAAJ&dq=environmental+air+analysis&hl=en&sa=X&redir_esc=y https://books.google.com.pk/books?id=nYHttAEACAAJ&dq=environmental+air+analysis&hl=en&sa=X&redir_esc=y