Stern, P. C., & Kalof, L. (1996). Evaluating social science research (2nd ed.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Stern, Paul C., agus Linda Kalof. Evaluating Social Science Research. 2nd ed. New York: Oxford University Press, 1996.
Lua MLA (9ú heag.)Stern, Paul C., agus Linda Kalof. Evaluating Social Science Research. 2nd ed. Oxford University Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.