Langsner, A., & Zollitsch, H. G. (1961). Wage and salary administration. South-Western Pub. Co.
Lua i Stíl Chicago (17ú heag.)Langsner, Adolph, agus Herbert G. Zollitsch. Wage and Salary Administration. Cincinnati: South-Western Pub. Co, 1961.
Lua MLA (9ú heag.)Langsner, Adolph, agus Herbert G. Zollitsch. Wage and Salary Administration. South-Western Pub. Co, 1961.
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