Gaya APA
Januszewski, A., Warnendah, D. (2001).
Educational technologi: the development of a concept .
Colorado:
Librarie Unilimited.
Gaya MLA
Januszewski, Alan., Warnendah, Dedeh.
"Educational technologi: the development of a concept".
Colorado:
Librarie Unilimited,
2001.
Text.