Hayes, John, 1943- Careers guidance : the role of the school in vocational development / by John Hayes and Barrie Hopson, with an introduction by Peter Daws - London : Heinemann Educational Books, 1971 - viii, 260 p. : ill. ; forms, 25 cm. Illus. tipped in Bibliography: p. 238-241 ISBN: 0435802402 Subjects--Topical Terms: Vocational educationVocational guidance