Παραπομπή APA
Dubin, F., & Olshtain, E. (1992). Course design: Developing programs and materials for language learning. Cambridge ; New York: Cambridge University Press.
Παραπομπή Chicago StyleDubin, Fraida., and Elite Olshtain. Course Design: Developing Programs and Materials for Language Learning. Cambridge ; New York: Cambridge University Press, 1992.
Παραπομπή MLADubin, Fraida., and Elite Olshtain. Course Design: Developing Programs and Materials for Language Learning. Cambridge ; New York: Cambridge University Press, 1992.
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