@inbook {4598,
	title = {Polarization, Public Opinion and the Presidency:  The Obama and Anti-Obama Coalitions},
	booktitle = {The Barack Obama Presidency:  First Appraisals},
	year = {2011},
	pages = {94-121},
	publisher = {CQ Press},
	organization = {CQ Press},
	address = {Washington D. C.},
	author = {Gary Jacobson},
	editor = {Bert A. Rockman and Andrew Rudalevige}
}
