Gaya APA
Kirberger, Kimberlly, Mortensen, Colin. (2001).
Teen Love Series: On Friendship .
Jakarta:
PT Gramedia Pustaka Utama.
Gaya Chicago
Kirberger, Kimberlly, Mortensen, Colin.
Teen Love Series: On Friendship.
Jakarta:
PT Gramedia Pustaka Utama,
2001.
Text.
Gaya MLA
Kirberger, Kimberlly, Mortensen, Colin.
Teen Love Series: On Friendship.
Jakarta:
PT Gramedia Pustaka Utama,
2001.
Text.
Gaya Turabian
Kirberger, Kimberlly, Mortensen, Colin.
Teen Love Series: On Friendship.
Jakarta:
PT Gramedia Pustaka Utama,
2001.
Print.