Broad, C. D. 1887-1971. Scientific thought. [electronic resource] . — Paterson, N.J., : Littlefield, Adams,, 1959.. — 555 p. — (International library of psychology, philosophy, and scientific method). Includes bibliographical references. LCCN: 59003175 Subjects--Topical Terms: Science--Philosophy.Physics.Relativity (Physics) LC Class. No.: Q175 / .B79 1959 Dewey Class. No.: 501