TY - BOOK TI - Political research: methods and practical skills N1 - Read chapters 4-6 AU - Halperin, Sandra AU - Heath, Oliver PB - Oxford University Press UR - https://uoelibrary.idm.oclc.org/login?qurl=http://dx.doi.org/10.1093/hepl/9780198820628.001.0001 PY - 2020 CY - New York, NY SN - 9780198820628 U3 - FAL9910789593405136 ET - Third edition ER -