KREITNER ROBERT. (1999). MANAGEMENT (7TH.). AITBS PUBLICATION.
Lua i Stíl Chicago (17ú heag.)KREITNER ROBERT. MANAGEMENT. 7TH. DELHI: AITBS PUBLICATION, 1999.
Lua MLA (9ú heag.)KREITNER ROBERT. MANAGEMENT. 7TH. AITBS PUBLICATION, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.