00813nam a2200265Ia 4500 20627 BIBL 20160527194011.0 711005c19671968nyuac b 00000 eng 67021599 //r902 DLC DLC DLC EVLG 371.3 S127 c1-2 LB885 .S15 371.3 371.3 S127 Saettler, L. Paul. Local 163725 A history of instructional technology. New York McGraw-Hill [1967, c1968] xv, 399 p. illus., ports. 23 cm. Bibliography: p. [371]-384. Education Philosophy. Local 90399 Audiovisual education. Local 55949 Teaching Aids and devices. Local 177322 Instructional technology. 14909 14909 0 0 0 371_300000000000000_S127 0 evl 225028 10 10 1 2016-05-27 28918 0 371.3 S127 80000000525231 2016-05-27 00:00:00 c. 2 r:20627 z:NCC:D 6 0 0 0 371_300000000000000_S127 0 evl 225032 10 10 1 2016-05-27 28917 0 371.3 S127 80000000525223 2016-05-27 00:00:00 r:20627 z:NCC:D 6