APA (7th ed.) Citation

Sobelman, I. I. (1972). Introduction to the theory of atomic spectra. Oxford : Pergamon Pr..

Chicago Style (17th ed.) Citation

Sobelman, I. I. Introduction to the Theory of Atomic Spectra. Oxford : Pergamon Pr., 1972.

MLA (9th ed.) Citation

Sobelman, I. I. Introduction to the Theory of Atomic Spectra. Oxford : Pergamon Pr., 1972.

Warning: These citations may not always be 100% accurate.