APA

Roddie S., Cort B., . (2010). Colour me happy!. London: Macmillan Children's book.

Chicago

Roddie Shen, Cort Ben, . 2010. Colour me happy!. London: Macmillan Children's book.

Harvard

Roddie S., Cort B., . (2010). Colour me happy!. London: Macmillan Children's book.

MLA

Roddie Shen, Cort Ben, . Colour me happy!. London: Macmillan Children's book. 2010.