Hatlen Theodore W Orientation to the theater / Theodore W. Hatlen. - 2nd ed. - Englewood CLiffs, N.J. : Prentice-Hall, Inc., 1972. - xii, 339 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0136420907 Subjects--Topical Terms: DramaTheater LC Class. No.: PN1655