Gaya APA
Gage, N.L. (1979).
Educational Psychology .
U.S.A.:
Rand McNally College Publishing Company.
Gaya Chicago
Gage, N.L.
Educational Psychology.
U.S.A.:
Rand McNally College Publishing Company,
1979.
Text.
Gaya MLA
Gage, N.L.
Educational Psychology.
U.S.A.:
Rand McNally College Publishing Company,
1979.
Text.
Gaya Turabian
Gage, N.L.
Educational Psychology.
U.S.A.:
Rand McNally College Publishing Company,
1979.
Print.