Edwards, A. L. (1957). Techniques of attitude scale construction. Appleton - Century Crofts, Inc.
Dyfyniad Arddull ChicagoEdwards, Allen L. Techniques of Attitude Scale Construction. New York: Appleton - Century Crofts, Inc, 1957.
Dyfyniad MLAEdwards, Allen L. Techniques of Attitude Scale Construction. Appleton - Century Crofts, Inc, 1957.
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