APA aipamena

Cowan, R. D. (1981). The theory of atomic structure and spectra. University of California Press.

Chicago Style aipamena

Cowan, Robert Duane. The Theory of Atomic Structure and Spectra. Berkeley: University of California Press, 1981.

MLA aipamena

Cowan, Robert Duane. The Theory of Atomic Structure and Spectra. University of California Press, 1981.