ZEIGLER, Harmon Baer, Michael A. Lobbying : interaction and influence in American state legislatures /[by] Harmon Zeigler, Michael A.Baer - California Wadsworth pub. 1969 - xxi, 210 p. Includes index. ISBN: 87637 Subjects--Topical Terms: Constitutions-American Dewey Class. No.: 328.3 / ZEI