Gaya APA
Tampubolon, Remaja. (2012).
Sales in You (Cet. 2).
Jakarta:
PT Gramedia Pustaka Utama.
Gaya Chicago
Tampubolon, Remaja.
Sales in You.
Cet. 2
Jakarta:
PT Gramedia Pustaka Utama,
2012.
Text.
Gaya MLA
Tampubolon, Remaja.
Sales in You.
Cet. 2
Jakarta:
PT Gramedia Pustaka Utama,
2012.
Text.
Gaya Turabian
Tampubolon, Remaja.
Sales in You.
Cet. 2
Jakarta:
PT Gramedia Pustaka Utama,
2012.
Print.