Gaya APA

Lubell, P. (2004). Writing and Activity Book (Levels 6 - 10) = Buku Menulis & Kegiatan (Level 6 - 10) . hong kong: Time Life Asia.

Gaya MLA

Lubell, Pamela. "Writing and Activity Book (Levels 6 - 10) = Buku Menulis & Kegiatan (Level 6 - 10)". hong kong: Time Life Asia, 2004. Text.