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Lua i Stíl Chicago (17ú heag.)Effron, Marc, Robert Gandossy, agus Marshall Goldsmith. Human Resources in the 21st Century. Hoboken, N.J: Wiley, 2003.
Lua MLA (9ú heag.)Effron, Marc, et al. Human Resources in the 21st Century. Wiley, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.