Gaya APA

Fanani, A. et al ([s.a.]). Cara mudah lolos toefl : your step-by-step guide to scoring higher . [s.n]: [s.l].

Gaya MLA

Fanani, Achmad. et al. "Cara mudah lolos toefl : your step-by-step guide to scoring higher". [s.n]: [s.l], [s.a.]. Buku.