Fink, A. (2003). How to ask survey questions (2nd ed.). Sage.
Cita Chicago Style (17a ed.)Fink, Arlene. How to Ask Survey Questions. 2nd ed. Thousand Oaks, California [etc.]: Sage, 2003.
Cita MLA (9a ed.)Fink, Arlene. How to Ask Survey Questions. 2nd ed. Sage, 2003.
Precaución: Estas citas no son 100% exactas.