APA Edition Citation

Armstrong, L. (1971). Theory of the hyperfine structure of free atoms. Wiley-Interscience.

Chicago Edition Citation

Armstrong, Lloyd. Theory of the Hyperfine Structure of Free Atoms. New York: Wiley-Interscience, 1971.

MLA Edition Citation

Armstrong, Lloyd. Theory of the Hyperfine Structure of Free Atoms. Wiley-Interscience, 1971.

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