Gaya APA

Rif'an, A, R. (2019). Hidup Sekali, Berarti, Lalu Mati: Transform Our Life, Help Others, Stay Positive . Jakarta: Elex Media Komputindo.

Gaya MLA

Rif'an, Ahmad, Rifa'i. "Hidup Sekali, Berarti, Lalu Mati: Transform Our Life, Help Others, Stay Positive". Jakarta: Elex Media Komputindo, 2019. Text.