Gaya APA

Putri Portobello - Mates, dates and Portobello Princesses. (2004). Nusa Tenggara Timur: PT. Gramedia Pustaka Utama.

Gaya MLA

Putri Portobello - Mates, dates and Portobello Princesses. Cet. ke 2. Nusa Tenggara Timur: PT. Gramedia Pustaka Utama, 2004. Text.