Gaya APA
Meier, P.
(2009).
Happiness is a choice for teens
(
Cet. 4)
.
Yogyakarta:
Yayasan Andi.
Gaya MLA
Meier, Paul.
"Happiness is a choice for teens".
Cet. 4
Yogyakarta:
Yayasan Andi,
2009.
Text.