APA (7e ed.) Bronvermelding

Herdon, T., & Swarmer, K. (2011). The bird of happiness and other wise tales. Oxford University Press.

Chicago (17e ed.) Bronvermelding

Herdon, Tim, en Kristina Swarmer. The Bird of Happiness and Other Wise Tales. Oxford ; New York: Oxford University Press, 2011.

MLA (8e ed.) Bronvermelding

Herdon, Tim, en Kristina Swarmer. The Bird of Happiness and Other Wise Tales. Oxford University Press, 2011.