Cita APA

Arny, T. T. (2008). Explorations an Introduction to Astronomy. McGraw Hill.

Chicago Style Citation

Arny, Thomas T. Explorations an Introduction to Astronomy. McGraw Hill, 2008.

Cita MLA

Arny, Thomas T. Explorations an Introduction to Astronomy. McGraw Hill, 2008.

Atenció: Aquestes cites poden no estar 100% correctes.