Gavin, L. (1997). American women in World War I: They also served. University Press of Colorado.
Lua i Stíl Chicago (17ú heag.)Gavin, Lettie. American Women in World War I: They Also Served. Niwot, Colorado: University Press of Colorado, 1997.
Lua MLA (9ú heag.)Gavin, Lettie. American Women in World War I: They Also Served. University Press of Colorado, 1997.
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