Sawyer, R. A. (1963). Experimental spectroscopy. Dover Publications.
Lua i Stíl Chicago (17ú heag.)Sawyer, Ralph A. Experimental Spectroscopy. New York: Dover Publications, 1963.
Lua MLA (9ú heag.)Sawyer, Ralph A. Experimental Spectroscopy. Dover Publications, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.