Cita APA (7th ed.)

Wilson, K., & Segal, J. (2006). Sleepyhead. Margaret K. McElderry Books.

Cita Chicago (17th ed.)

Wilson, Karma, i John Segal. Sleepyhead. New York: Margaret K. McElderry Books, 2006.

Cita MLA (8th ed.)

Wilson, Karma, i John Segal. Sleepyhead. Margaret K. McElderry Books, 2006.