Itzkoff, Seymour W. The decline of intelligence in America : a strategy for national renewal / Seymour W. Itzkoff. - Westport, Conn. : Praeger, 1994. - viii, 242 pages 25 cm. Includes bibliographical references (p. [235]-236) and index. ISBN: 0275944670 (alk. paper) LCCN: 93005416 Subjects--Topical Terms: Intelligence levels--History--United States--20th century.Intellect--Genetic aspects--History--20th century. Subjects--Geographic Terms: United States--Intellectual life--20th century. LC Class. No.: BF 431.5 / .U6I87 1994 Dewey Class. No.: 153.9/0973