PIGORS P. (1981). PERSONNEL ADMINISTRATION A POINT OF VIEW AND A METHOD. MCGRAW-HILL.
Lua i Stíl Chicago (17ú heag.)PIGORS P. PERSONNEL ADMINISTRATION A POINT OF VIEW AND A METHOD. AUCKLAND: MCGRAW-HILL, 1981.
Lua MLA (9ú heag.)PIGORS P. PERSONNEL ADMINISTRATION A POINT OF VIEW AND A METHOD. MCGRAW-HILL, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.