Wilson, James Q. American government : the essentials/ James Q. Wilson and John J. DiIulio - 6th ed. - Lexington: D.C. Heath, ©1995 - xi, 524 p. : ill., 26 cm. Includes index ISBN: 0669397326 Subjects--Topical Terms: United StatesPolitics and government Dewey Class. No.: 320.973