Various; Youmans, W. J. Appletons' Popular Science Monthly, December 1899 Vol. LVI, November, 1899 to April, 1900.
Chicago Style (17th ed.) CitationVarious; Youmans, William Jay. Appletons' Popular Science Monthly, December 1899 Vol. LVI, November, 1899 to April, 1900.
MLA (9th ed.) CitationVarious; Youmans, William Jay. Appletons' Popular Science Monthly, December 1899 Vol. LVI, November, 1899 to April, 1900.
Warning: These citations may not always be 100% accurate.