Kalof, L., Dan, A., & Dietz, T. (2010). Essentials of social research. Tata Mc Graw Hill.
Chicago Edition CitationKalof, Linda, Amy Dan, i Thomas Dietz. Essentials of Social Research. New Delhi: Tata Mc Graw Hill, 2010.
Cita MLAKalof, Linda, et al. Essentials of Social Research. Tata Mc Graw Hill, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.