Valimid kvantitatiivsetes ja kvalitatiivsetes uurimustes
(2004). Korruptsiooniuuring Eestis. Tehniline aruanne.
http://www.korruptsioon.ee/orb.aw/class=file/action=preview/id=50633/Tehniline+aruanne+2004.pdf
(08.04.2012).
Krippendorff, K. (2004). Content analysis. An Introduction toi ts methodology. Sage Publications, Inc.
Kõverjalg, A. (1994). Teadustöö metoodika alused II. Tallinn: Eesti Riigikaitse Akadeemia.
MaCorr: Research Solutions Online http://www.macorr.com/index.htm (03.10.2011)
Magnani R, Sabin K, Saidel T, Heckathorn D. (2005). Sampling hard to reach and hidden
populations for HIV surveillance. Aids, Vol.19, Supplement 2: S67S72.
http://www.respondentdrivensampling.org/ (25.03.2012).
Marshall, M.N. (1996). Sampling for qualitative research. Family Practice, Vol.13, No. 6 522525.
Mills, S., Saidel, T., Magnani, R., Brown, T. (2004). Surveillance and modelling of HIV, STI, and risk
behaviours in concentrated HIV epidemics. Sexually Transmitted Infections, Vol. 80, Suppl 2: ii57
ii62