Mayo, John K. Educational reform with television the El Salvador experience John K. Mayo, Robert C. Hornik & Emile G. McAnany. - Stanford, Calif. Stanford University Press 1976. - xi, 216 p. ill. Includes index. Bibliography: p. 207-208. ISBN: 11.50 LCCN: 75007484 Subjects--Topical Terms: Television in education--Salvador.