Oakes, V. A. (1970). Challenging careers in the library world. J. Messner.
Lua i Stíl Chicago (17ú heag.)Oakes, Virginia Armstrong. Challenging Careers in the Library World. New York: J. Messner, 1970.
Lua MLA (9ú heag.)Oakes, Virginia Armstrong. Challenging Careers in the Library World. J. Messner, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.