Staniszewska, A., Cotton, S., MacLennan, G., & Brittenden, J. (2015). Modifying a validated instrument: The Aberdeen varicose vein questionnaire. Trials.
Chicago Style aipamenaStaniszewska, Aleksandra, Seonaidh Cotton, Graeme MacLennan, and Julie Brittenden. "Modifying a Validated Instrument: The Aberdeen Varicose Vein Questionnaire." Trials 2015.
MLA aipamenaStaniszewska, Aleksandra, Seonaidh Cotton, Graeme MacLennan, and Julie Brittenden. "Modifying a Validated Instrument: The Aberdeen Varicose Vein Questionnaire." Trials 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.