APA (7th ed.) Citation

Duncan, A. B. F. (1971). Rydberg series in atoms and molecules. Acad. Press.

Chicago Style (17th ed.) Citation

Duncan, Albert B. F. Rydberg Series in Atoms and Molecules. New York [u.a.]: Acad. Press, 1971.

MLA (9th ed.) Citation

Duncan, Albert B. F. Rydberg Series in Atoms and Molecules. Acad. Press, 1971.