APA (7e ed.) Bronvermelding

Edwards, P. D., & Cole, H. (2000). Roar: A noisy counting book. HarperCollins.

Chicago (17e ed.) Bronvermelding

Edwards, Pamela Duncan, en Henry Cole. Roar: A Noisy Counting Book. New York: HarperCollins, 2000.

MLA (8e ed.) Bronvermelding

Edwards, Pamela Duncan, en Henry Cole. Roar: A Noisy Counting Book. HarperCollins, 2000.