Verma, P., and A. Katiyar. “HUMAN HEALTH AND POLLUTION: मानव स्वास्थ्य एवं प्रदूषण”. International Journal of Research -GRANTHAALAYAH, vol. 3, no. 9SE, Sept. 2015, pp. 1-2, doi:10.29121/granthaalayah.v3.i9SE.2015.3248.