Cita APA

Schneider, S. E. (2007). Pathways to astronomy. Boston: McGraw Hill.

Chicago Style Citation

Schneider, Stephen E. Pathways to Astronomy. Boston: McGraw Hill, 2007.

Cita MLA

Schneider, Stephen E. Pathways to Astronomy. Boston: McGraw Hill, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.