McDowell,Ian Newell,Claire. (1996). Measuring Health: A guide to rating scales and questionnaires (2nd-ed.). Oxford University Press.
Chicago-viite (17. p.)McDowell,Ian Newell,Claire. Measuring Health: A Guide to Rating Scales and Questionnaires. 2nd-ed. New York: Oxford University Press, 1996.
MLA-viite (8. p.)McDowell,Ian Newell,Claire. Measuring Health: A Guide to Rating Scales and Questionnaires. 2nd-ed. Oxford University Press, 1996.
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