Appenzeller, I. (2013). Introduction to Astronomical Spectroscopy (1a. ed.). Cambridge University Press.
Cita Chicago (17th ed.)Appenzeller, Immo. Introduction to Astronomical Spectroscopy. 1a. ed. Nueva York: Cambridge University Press, 2013.
Cita MLA (9th ed.)Appenzeller, Immo. Introduction to Astronomical Spectroscopy. 1a. ed. Cambridge University Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.