Cita APA (7th ed.)

Davis, G. A., & Keller, J. D. (2009). Exploring science and mathematics in a child's world. Pearson Merrill/Prentice Hall.

Cita Chicago (17th ed.)

Davis, Genevieve A., i J. David Keller. Exploring Science and Mathematics in a Child's World. Upper Saddle River, N.J: Pearson Merrill/Prentice Hall, 2009.

Cita MLA (9th ed.)

Davis, Genevieve A., i J. David Keller. Exploring Science and Mathematics in a Child's World. Pearson Merrill/Prentice Hall, 2009.