Wilson, James Q. American government : the essentials / James Q. Wilson, John J. DiIulio, Jr. - 6th ed. - Lexington, Mass. : D.C. Heath, c1995. - xi, 524, 69 p. : ill. (some col.) ; 26 cm. Includes bibliographical references (p. 31-40, 2nd group) and index. ISBN: 0669397326 LCCN: 94069690 Subjects--Geographic Terms: United States--Politics and government. LC Class. No.: JK274 / .W67 1995