Style de citation APA (7e éd.)

Willems, M. (2010). Time to sleep, Sheep the sheep! (First edition.). Balzer + Bray, an imprint of HarperCollinsPublishers.

Style de citation Chicago (17e éd.)

Willems, Mo. Time to Sleep, Sheep the Sheep! First edition. New York, NY: Balzer + Bray, an imprint of HarperCollinsPublishers, 2010.

Style de citation MLA (8e éd.)

Willems, Mo. Time to Sleep, Sheep the Sheep! First edition. Balzer + Bray, an imprint of HarperCollinsPublishers, 2010.

Attention : ces citations peuvent ne pas être correctes à 100%.