O'Sullivan, Elizabethann Research methods for public administrators - 6th ed. - New York Routledge 2017 - xiii, 530 p. 3547 22/07/2019 HBD19/7866 23/07/2019 Ch. Ranbir Singh Institute of Social and ISBN: GBP78.99 Dewey Class. No.: 351.072 O8R(6)