INTERNATIONAL JOURNAL OF MULTIDISCIPLINARY RESEARCH REVIEW (IJMDRR) (www.ijmdrr.com) Bangalore-560083, INDIA. Print ISSN: 2395-1877 Online ISSN: 2395-1885 Impact Factor: 7.352 CERTIFICATE OF PUBLICATION This is to Certify that Mr./Mrs./Ms./Dr. K.Valarmathi, Dr.G.Rengarajan has published research paper in " International Journal of Multidisciplinary Research Review (IJMDRR) peer reviewed and refereed journal, Volume- 1, Issue- 20, October 2016, pp. 171-175." Paper Title:- " A STUDY ON THE SOCIO ECONOMIC CONDITIONS OF PICKERS OF WASTE MATERIAL IN TIRUPUR. " Chief Editor Managing Editor