Gaya APA
Educational Psychology Ed 2. (2011).
USA:
CENGAGE LEARNING.
Gaya Chicago
Educational Psychology Ed 2.
.
USA:
CENGAGE LEARNING,
2011.
Text.
Gaya MLA
Educational Psychology Ed 2.
.
USA:
CENGAGE LEARNING,
2011.
Text.
Gaya Turabian
Educational Psychology Ed 2.
USA:
CENGAGE LEARNING,
2011.
Print.