Preston, Ralph Clausius Guiding the social studies reading of high school students by Ralph C. Preston, J. Wesley Schneyer and Franc J. Thyng. - Washington National Council for the Social Studies [1963] - xi, 79p. 23cm. Bibliographical footnotes. LCCN: 63010793 Subjects--Topical Terms: Social sciences--Study and teaching (Secondary) LC Class. No.: H62 / .P66