Text ( visual ) : unmediated 1984 Frontiers in Education Conference : October 3-5, 1984, Philadelphia, Pennsylvania : proceedings / hosted by Drexcel Iniversity ... [et al.] ; sponsored by Education Society, Institute of Electrical and Electronics Engineers [and] Educational Research Methods Division, American Society for Engineering Education ; edited by Lawrence P. Grayson, Joseph M. Biedenbach. -- New York, NY : The Institute of Electrical and Electronics Engineers , c1984. -- xxiv, 711 p. : ill. ; 29 cm. -- IEEE catalog number 84CH2091-7. -- (BC03812714) ; https://ci.nii.ac.jp/ncid/BC03812714 Other Title(s): 1984 Frontiers in Education ; 1984 Frontiers in Education Conference proceedings ; 84CH2091-7 ; 84CH20917. -- Author Heading(s): Frontiers in Education Conference ; Grayson, Lawrence P. ; Biedenbach, Joseph M. ; IEEE Education Society ; American Society for Engineering Education. Educational Research and Methods Division ; Drexel University ; University of Pennsylvania ; Temple University ; Villanova University ; Widener University