INTERNATIONAL JOURNAL OF BUSINESS AND ADMINISTRATION RESEARCH REVIEW (IJBARR) (www.ijbarr.com) Bangalore-560083, INDIA. Print ISSN: 2348-0653 Online ISSN: 2347-856X CERTIFICATE OF PUBLICATION This is to Certify that Mr./Mrs./Ms./Dr. V. Jagadeesh Kumar , Dr. J. Lakshmi Prasad, Dr. T. Narayana Murty has published research paper in " International Journal of Business and Administration Research Review (IJBARR) peer reviewed and refereed journal, Volume- 3, Issue- 22, April 2018, pp. 51-61." Paper Title:- " SOCIO- ECONOMIC FEATURES OF BUYERS AND SELLERS IN TRIBAL MARKETING IN ANDHRA PRADESH. " Chief Editor Managing Editor