Gaya APA

Doyle, M., Thomas, D. (2009). Pearson Baccalaureate PYP Readers : Sydney the Kangaroo . London: Pearson Education Ltd..

Gaya MLA

Doyle, Malachy., Thomas, Delphine. "Pearson Baccalaureate PYP Readers : Sydney the Kangaroo". London: Pearson Education Ltd., 2009. Text.