APA Style

BLYTON, E. (2012). THE MYSTERY OF THE SPITEFUL LETTERS = MISTERI SURAT KALENG . JAKARTA.: GRAMEDIA PUSTAKA UTAMA.

MLA Style

BLYTON, ENID. "THE MYSTERY OF THE SPITEFUL LETTERS = MISTERI SURAT KALENG". JAKARTA.: GRAMEDIA PUSTAKA UTAMA, 2012. Text.