Gaya APA
Educational psychology. (1998).
Boston:
Allyn and Bacon.
Gaya Chicago
Educational psychology.
7.
Boston:
Allyn and Bacon,
1998.
Buku.
Gaya MLA
Educational psychology.
7.
Boston:
Allyn and Bacon,
1998.
Buku.
Gaya Turabian
Educational psychology.
Boston:
Allyn and Bacon,
1998.
Buku.