Chruden, H. J., & Sherman, A. W. (1963). Personnel management (2a. ed.). South Western Publishing Company.
Lua i Stíl Chicago (17ú heag.)Chruden, Herbert J., agus Arthur W. Sherman. Personnel Management. 2a. ed. Cincinnati: South Western Publishing Company, 1963.
Lua MLA (9ú heag.)Chruden, Herbert J., agus Arthur W. Sherman. Personnel Management. 2a. ed. South Western Publishing Company, 1963.
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