Barber, J. D. (1965). The lawmakers: Recruitment and adaptation to legislative life. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Barber, James David. The Lawmakers: Recruitment and Adaptation to Legislative Life. New Haven: Yale University Press, 1965.
Lua MLA (9ú heag.)Barber, James David. The Lawmakers: Recruitment and Adaptation to Legislative Life. Yale University Press, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.