APA Style

Hopkins, C. (2004). Mates, Dates and Portobello Princesses: putri portobello . Jakarta: PT. Gramedia Pustaka Utama.

MLA Style

Hopkins, Cathy. "Mates, Dates and Portobello Princesses: putri portobello". Jakarta: PT. Gramedia Pustaka Utama, 2004. Text.