Cita APA (7th ed.)

Dunrea, O. (2003). Ollie. Houghton Mifflin.

Cita Chicago (17th ed.)

Dunrea, Olivier. Ollie. Boston: Houghton Mifflin, 2003.

Cita MLA (8th ed.)

Dunrea, Olivier. Ollie. Houghton Mifflin, 2003.