McDowell,Ian Newell,Claire. (1996). Measuring Health: A guide to rating scales and questionnaires (2nd-ed.). Oxford University Press.
Dyfyniad Arddull ChicagoMcDowell,Ian Newell,Claire. Measuring Health: A Guide to Rating Scales and Questionnaires. 2nd-ed. New York: Oxford University Press, 1996.
Dyfyniad MLAMcDowell,Ian Newell,Claire. Measuring Health: A Guide to Rating Scales and Questionnaires. 2nd-ed. Oxford University Press, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.