APA Style
Ladd, Karol. (2009).
The Power of A Positive Teen .
Gedung:
Interaksara.
Chicago Style
Ladd, Karol.
The Power of A Positive Teen.
Gedung:
Interaksara,
2009.
Text.
MLA Style
Ladd, Karol.
The Power of A Positive Teen.
Gedung:
Interaksara,
2009.
Text.
Turabian Style
Ladd, Karol.
The Power of A Positive Teen.
Gedung:
Interaksara,
2009.
Print.