Gaya APA

Soels, B., Richey, R, C. (1994). Instructional technology: the definition and domains of the field . Washington, D.C.: Association for Educatonal.

Gaya MLA

Soels, Barbara., Richey, Rita, C.. "Instructional technology: the definition and domains of the field". Washington, D.C.: Association for Educatonal, 1994. Text.