Cita APA

Stamper, J. B., & Springer, S. (2005). Hop, hop, jump! New York, NY: Oxford University Press.

Chicago Style Citation

Stamper, Judith Bauer., i Sally Springer. Hop, Hop, Jump! New York, NY: Oxford University Press, 2005.

Cita MLA

Stamper, Judith Bauer., i Sally Springer. Hop, Hop, Jump! New York, NY: Oxford University Press, 2005.