Kellstedt, Paul M. & Whitten, Guy D. An R Companion For The Third Edition of The Fundamentals of Political Science Research / Paul M. Kellstedt , Guy D. Whitten - 1st edition - Cambrdige 2021 - 92 pages ISBN: 9781108446037 Subjects--Topical Terms: Social science research methods Dewey Class. No.: 320.072 / KEL