Cita APA (7a ed.)

Becker, J. A., Fountain, M. F., & Nye, B. (2007). Astronomia: Astronomy. Presspublica.

Cita Chicago Style (17a ed.)

Becker, Joseph Aloysius, Michael F. Fountain, y Bill Nye. Astronomia: Astronomy. Warszawa: Presspublica, 2007.

Cita MLA (9a ed.)

Becker, Joseph Aloysius, et al. Astronomia: Astronomy. Presspublica, 2007.