Cita APA

Einstein, A. (2016). Why? People. PT Elex Media Komputindo.

Chicago Style Citation

Einstein, Albert. Why? People. PT Elex Media Komputindo, 2016.

Cita MLA

Einstein, Albert. Why? People. PT Elex Media Komputindo, 2016.

Atenció: Aquestes cites poden no estar 100% correctes.