Gaya APA
Educational Psychology. (1984).
Boston:
Houghton Mifflin Company.
Gaya Chicago
Educational Psychology.
3.
Boston:
Houghton Mifflin Company,
1984.
Media Cetak.
Gaya MLA
Educational Psychology.
3.
Boston:
Houghton Mifflin Company,
1984.
Media Cetak.
Gaya Turabian
Educational Psychology.
Boston:
Houghton Mifflin Company,
1984.
Media Cetak.