University adult education: a guide to policy/ by Renee Petersen and William Petersen. A project planned and directed by Warren Rovetch. Petersen, Renee. Petersen, William, author. University extension. LC6219 .P4 378.01 PEU Includes bibliographical references and index. New York : Harper, 1960. 1960. 1960 Text 288 p. eng