Cita APA (7th ed.)

Hewitt, P. G. (2013). Conceptual integrated science (Second edition.). Pearson.

Cita Chicago (17th ed.)

Hewitt, Paul G. Conceptual Integrated Science. Second edition. Boston: Pearson, 2013.

Cita MLA (9th ed.)

Hewitt, Paul G. Conceptual Integrated Science. Second edition. Pearson, 2013.