APA

Smith B., Hughes A. & Williams M. (2008). The Blue cat club. [London]: Penguin readers Plc.

Chicago

Smith Bernard, Hughes Annie and Williams Melanie. 2008. The Blue cat club. [London]: Penguin readers Plc.

Harvard

Smith B., Hughes A. and Williams M. (2008). The Blue cat club. [London]: Penguin readers Plc.

MLA

Smith Bernard, Hughes Annie and Williams Melanie. The Blue cat club. [London]: Penguin readers Plc. 2008.