LoPresto, M. C. (2007). Astronomy media workbook for The cosmic perspective, The essential cosmic perspective, Bennett ... [et al.] (4th ed.). Pearson/Addison Wesley.
Cita Chicago (17th ed.)LoPresto, Michael C. Astronomy Media Workbook for The Cosmic Perspective, The Essential Cosmic Perspective, Bennett ... [et Al.]. 4th ed. San Francisco: Pearson/Addison Wesley, 2007.
Cita MLA (9th ed.)LoPresto, Michael C. Astronomy Media Workbook for The Cosmic Perspective, The Essential Cosmic Perspective, Bennett ... [et Al.]. 4th ed. Pearson/Addison Wesley, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.