Various; Youmans, W. J. Appletons' Popular Science Monthly, January 1900 Vol. 56, November, 1899 to April, 1900.
Style de citation Chicago (17e éd.)Various; Youmans, William Jay. Appletons' Popular Science Monthly, January 1900 Vol. 56, November, 1899 to April, 1900.
Style de citation MLA (9e éd.)Various; Youmans, William Jay. Appletons' Popular Science Monthly, January 1900 Vol. 56, November, 1899 to April, 1900.
Attention : ces citations peuvent ne pas être correctes à 100%.