Paul Saettler

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Chapter I: Design and Selection Factors

Paul Saettler, 1968 .

Design and Selection Factors

Paul Saettler, 1968 .

Antecedents, Origins, and Theoretical Evolution or AECT

Paul Saettler, 1998 .

Historical overview of audio-visual communication

Paul Saettler, Paul Saettler, 1954 .

Conceptual legacy of audio-visual communication

Paul Saettler, 1955 .

The Roots of Educational Technology

Paul Saettler, 1978 .