Rigg, R. P. (1969). Audiovisual Aids And Techniques In Managerial And Supervisory Training. Hamish Hamilton.
Chicago Edition CitationRigg, Robinson P. Audiovisual Aids And Techniques In Managerial And Supervisory Training. London: Hamish Hamilton, 1969.
Cita MLARigg, Robinson P. Audiovisual Aids And Techniques In Managerial And Supervisory Training. Hamish Hamilton, 1969.
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