Gaya APA
Shulman, L, S., Keislar, E, R. (1966).
Learning by Discovery: A Critical Appraisal .
Chicago:
Rand McNally & Company.
Gaya MLA
Shulman, Lee, S.., Keislar, Evan, R..
"Learning by Discovery: A Critical Appraisal".
Chicago:
Rand McNally & Company,
1966.
Art Original.