00782cam a2200265 a 4500 245867 OSt 20180921 000000 0000000000 00 Layman´s guide to the use of computers in education Sylvia Charp...[et al.] Washington, Will : Association for Educational Data Systems 61p Educación Altschuler, Henry Bozeman, William C Charp, Sylvia D´Oranio, Richard Spuck, Dennis W DLC DLC ddc BK 245867 0 0 ddc 0 0 1 1 2018-08-17 0 371.202854 L427a 1982 BK