Gaya APA

Sofia, H., Prianto, C, . (2017). Jefri Nichol : the official book (Cet. 1). Pasar Minggu Jaksel: COCONUT BOOKS.

Gaya MLA

Sofia, Hanni., Prianto, Cristiano, . "Jefri Nichol : the official book". Cet. 1 Pasar Minggu Jaksel: COCONUT BOOKS, 2017. Text.