Gaya APA
Matthews, Andrew. (1997).
Being happy! kiat hidup tenteram dan bahagia (1).
Jakarta:
PT Gramedia Pustaka Utama.
Gaya Chicago
Matthews, Andrew.
Being happy! kiat hidup tenteram dan bahagia.
1
Jakarta:
PT Gramedia Pustaka Utama,
1997.
Text.
Gaya MLA
Matthews, Andrew.
Being happy! kiat hidup tenteram dan bahagia.
1
Jakarta:
PT Gramedia Pustaka Utama,
1997.
Text.
Gaya Turabian
Matthews, Andrew.
Being happy! kiat hidup tenteram dan bahagia.
1
Jakarta:
PT Gramedia Pustaka Utama,
1997.
Print.