Crawford, E., Romero, C. J., & Barnow, B. S. (1991). A changing nation--its changing labor force. National Commission for Employment Policy.
Lua i Stíl Chicago (17ú heag.)Crawford, Everett, Carol J. Romero, agus Burt S. Barnow. A Changing Nation--its Changing Labor Force. Washington, D.C: National Commission for Employment Policy, 1991.
Lua MLA (9ú heag.)Crawford, Everett, et al. A Changing Nation--its Changing Labor Force. National Commission for Employment Policy, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.