Van Riper, Charles, 1905- Speech correction, principles and methods. - 2d ed. - New York, Prentice-Hall, 1947. - 470 p. illus., diagrs. 21 cm. - Prentice-Hall speech and drama series . LCCN: med47001729 Subjects--Topical Terms: Speech.Stuttering.Voice. LC Class. No.: RC423 / .V35 1947