APA (7th ed.) Zitazioa
Hickson, F., Reid, D., Stephens, M., & Weatherburn, P. (2002). Know the score: Findings from the national gay men's sex survey 2001. Sigma Research.
Chicago Style (17th ed.) Zitazioa
Hickson, Ford, David Reid, Michael Stephens, eta Peter Weatherburn. Know the Score: Findings from the National Gay Men's Sex Survey 2001. London : Terrence Higgins Trust, Community HIV and AIDS Prevention Strategy: Sigma Research, 2002.
MLA (9th ed.) Zitazioa
Hickson, Ford, et al. Know the Score: Findings from the National Gay Men's Sex Survey 2001. Sigma Research, 2002.
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