Feedback on student learning for instruccional television in El Salvador.

Lignende værker

• Televisión y reforma educativa en El Salvador : informe del segundo año : rendimiento y actitudes frente a la TVE.
  af: Schramm, Wilbur, et al.
  Udgivet: (1971.)
• Television and educational reform in El Salvador : complete report on the first year of research.
  af: Mcanany, Emile G.
  Udgivet: (1970.)
• Television and educational reform in el salvador : summary report of the first year of research.
  af: Schramm, Wilbur
• Television and educational reform in El Salvador : report on the third year of research.
  af: Hornik, Robert C., et al.
  Udgivet: (1972.)
• Televisión and educational reform in El Salvador : complete report on the second year of research.
  af: Schramm, Wilbur, et al.
  Udgivet: (1971.)