@inbook {1787,
	title = {Activists, Influence, and Representation in American Politics},
	booktitle = {The Oxford Handbook of American Political Parties and Interest Groups},
	year = {2010},
	pages = {285-302},
	publisher = {Oxford University Press},
	organization = {Oxford University Press},
	author = {Walter J. Stone},
	editor = {L. Sandy Maisel and Jeffry M. Berry}
}
