306.20973
M123P
           McCarty, Nolan
               Polarization what everyone needs to know \ Nolan McCarty - New York : Oxford university Press, 2019.
               xiv, 258p. 23cm. includes Appendix , notes, bibliography and index,
                ISBN: 9780190867775

156771
                Subjects: POLITICAL CULTURE-UNITED STATES; POLARIZATION (SOCIAL SCIENCES)-POLITICAL ASPECTS-UNITED STATES.