Gaya APA

Calvin, Valensius. (2016). YOUR PERSONAL BREAKTHROUGH . Jakarta: PT Elex Media Komputindo.

Gaya Chicago

Calvin, Valensius. YOUR PERSONAL BREAKTHROUGH. Jakarta: PT Elex Media Komputindo, 2016. .

Gaya MLA

Calvin, Valensius. YOUR PERSONAL BREAKTHROUGH. Jakarta: PT Elex Media Komputindo, 2016. .

Gaya Turabian

Calvin, Valensius. YOUR PERSONAL BREAKTHROUGH. Jakarta: PT Elex Media Komputindo, 2016. .