Withington, P. (1914). The book of athletics. Lothrop, Lee & Shepard.
Lua i Stíl Chicago (17ú heag.)Withington, Paul. The Book of Athletics. Boston: Lothrop, Lee & Shepard, 1914.
Lua MLA (8ú heag.)Withington, Paul. The Book of Athletics. Lothrop, Lee & Shepard, 1914.
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