00594nam a2200181Ia 4500 198126 BIBL 20160527192912.0 920512s1954||||mx a |||||||00110|spa|d LB1043 .M35 1954 McKown, Harry Charles Local 134064 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. Local 55941 Roberts, Alvin B., jt. au. Local 160348 149794 149794 0 0 lc 0 LB_1043_000000000000000__M35_1954 0 mbl 190756 12 12 20 2016-05-27 Villar 12.50 289598 0 LB1043 .M35 1954 50000001906014 2016-05-27 00:00:00 r:198126 z:NCC:D 6