Description
Published:Vol. 1, no. 1 and 2 (fall 1977-spring 1978)-v. 11, no. 4 (1988).
Item Description:Title from cover.
Physical Description:11 volumes : illustrations ; 28 cm.
Publication Frequency:Quarterly, <1978->
ISSN:0162-2641
Related Items:Merged with: ECTJ, Educational communication and technology, to form: Educational technology, research, and development.