Gaya APA

HADI, A, A, &, S. (2017). DESCARTES, SPINOZA & BERKELEY . YOGYAKARTA: SOCIALITY.

Gaya MLA

HADI, AQUIDO, ADRI, &, SYAIFUL. "DESCARTES, SPINOZA & BERKELEY". YOGYAKARTA: SOCIALITY, 2017. Text.