Sheehan, W. (1995). The immortal fire within: The life and work of Edward Emerson Barnard. Cambridge University Press.
Chicago Style (17th ed.) CitationSheehan, William. The Immortal Fire Within: The Life and Work of Edward Emerson Barnard. Cambridge ; New York: Cambridge University Press, 1995.
MLA (9th ed.) CitationSheehan, William. The Immortal Fire Within: The Life and Work of Edward Emerson Barnard. Cambridge University Press, 1995.
Warning: These citations may not always be 100% accurate.