Tindall, K., Columbus, B., & Reid, D. (1973). The electric classroom: Audio-visual methods in teaching. McGraw-Hill.
Cita Chicago (17th ed.)Tindall, Kevin, Bill Columbus, i David Reid. The Electric Classroom: Audio-visual Methods in Teaching. Sydney: McGraw-Hill, 1973.
Cita MLA (9th ed.)Tindall, Kevin, et al. The Electric Classroom: Audio-visual Methods in Teaching. McGraw-Hill, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.