Russell, Bertrand. 1872-1970. Human knowledge : its scope and limits / Bertrand Russell. - New York : Simon and Schuster, 1948. - xvi, 524 p. : 22 cm. Includes index. LCCN: 48011754 Subjects--Topical Terms: Knowledge, Theory of. LC Class. No.: BD161 / .R78 Dewey Class. No.: 121.3 / RUH 1948