Cita APA (7a ed.)

Willoughby, S. S. (1981). Measuring bowser: Thinking story book. Open Court Publishers.

Cita Chicago Style (17a ed.)

Willoughby, Stephen S. Measuring Bowser: Thinking Story Book. Illinois: Open Court Publishers, 1981.

Cita MLA (9a ed.)

Willoughby, Stephen S. Measuring Bowser: Thinking Story Book. Open Court Publishers, 1981.