Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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