Martin, Ann M. The theory and practice of communicating educational and vocational information [by] Ann M. Martin. - Boston Houghton Mifflin [1971] - x, 80 p. illus. - Guidance monograph series. Series 4: Career information and development . Bibliography: p. 75-78. ISBN: LCCN: 70129169 Subjects--Topical Terms: Education--Information services.Vocational guidance