Martinez, E. C. (2007). Josefina Niggli, Mexican American writer: A critical biography. University of New Mexico Press.
Lua i Stíl Chicago (17ú heag.)Martinez, Elizabeth Coonrod. Josefina Niggli, Mexican American Writer: A Critical Biography. Albuquerque: University of New Mexico Press, 2007.
Lua MLA (9ú heag.)Martinez, Elizabeth Coonrod. Josefina Niggli, Mexican American Writer: A Critical Biography. University of New Mexico Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.