Gaya APA

Purnama, M. (2017). What I Wish I Had Know: & Other Lessons You Learned in Your 20s . Jakarta - Indonesia: KPG (Kepustakaan Populer Gramedia).

Gaya MLA

Purnama, Marcella. "What I Wish I Had Know: & Other Lessons You Learned in Your 20s". Jakarta - Indonesia: KPG (Kepustakaan Populer Gramedia), 2017. Text.