Leone, M., & Robotti, N. (2000). Stellar, solar and laboratory spectra: The history of Lockyer's proto-elements.
Chicago Style (17th ed.) CitationLeone, Matteo, and Nadia Robotti. Stellar, Solar and Laboratory Spectra: The History of Lockyer's Proto-elements. 2000.
MLA (9th ed.) CitationLeone, Matteo, and Nadia Robotti. Stellar, Solar and Laboratory Spectra: The History of Lockyer's Proto-elements. 2000.
Warning: These citations may not always be 100% accurate.