Gaya APA
Okano, Fumika, Patsiana T. Sofyan. (2000).
Happy Talk 1 (Ed. 1).
Jakarta:
Elex Media Komputindo.
Gaya Chicago
Okano, Fumika, Patsiana T. Sofyan.
Happy Talk 1.
Ed. 1
Jakarta:
Elex Media Komputindo,
2000.
Text.
Gaya MLA
Okano, Fumika, Patsiana T. Sofyan.
Happy Talk 1.
Ed. 1
Jakarta:
Elex Media Komputindo,
2000.
Text.
Gaya Turabian
Okano, Fumika, Patsiana T. Sofyan.
Happy Talk 1.
Ed. 1
Jakarta:
Elex Media Komputindo,
2000.
Print.