Gelles, R. J., Bassis, M. S., & Levine, A. (1995). Sociology: An introduction (5th ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Gelles, Richard J., Michael S. Bassis, agus Ann Levine. Sociology: An Introduction. 5th ed. New York: McGraw-Hill, 1995.
Lua MLA (9ú heag.)Gelles, Richard J., et al. Sociology: An Introduction. 5th ed. McGraw-Hill, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.