Educación audio-visual
McKown, Harry Charles
Educación audio-visual por Harry C. McKnown y Alvin B. Roberts. - México U.T.E.H.A. c1954. - 581 p.
Includes bibliographical references and index.
Audio--Visual education.
LB1043 / .M35 1954
Educación audio-visual por Harry C. McKnown y Alvin B. Roberts. - México U.T.E.H.A. c1954. - 581 p.
Includes bibliographical references and index.
Audio--Visual education.
LB1043 / .M35 1954