McCORMICK, E., & ILGEN, D. R. (1980). Indurtrial psychology. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)McCORMICK, Ernest, agus Daniel R. ILGEN. Indurtrial Psychology. New Jersey: Prentice-Hall, 1980.
Lua MLA (9ú heag.)McCORMICK, Ernest, agus Daniel R. ILGEN. Indurtrial Psychology. Prentice-Hall, 1980.
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