DOTY, L. A. (1989). Work Methods And Measurement For Management Leonard A. Doty. Delmar.
Lua i Stíl Chicago (17ú heag.)DOTY, Leonard A. Work Methods And Measurement For Management Leonard A. Doty. Delmar, 1989.
Lua MLA (8ú heag.)DOTY, Leonard A. Work Methods And Measurement For Management Leonard A. Doty. Delmar, 1989.
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