Cita APA (7a ed.)

Cowley, C. R. (1970). The theory of stellar spectra. Gordon and Breach Science Publishers.

Cita Chicago Style (17a ed.)

Cowley, Charles R. The Theory of Stellar Spectra. New York: Gordon and Breach Science Publishers, 1970.

Cita MLA (9a ed.)

Cowley, Charles R. The Theory of Stellar Spectra. Gordon and Breach Science Publishers, 1970.