ROBBINS, S. P. (1988). Management Concepts And Applications Stephen P. Robbins, Nikki Paohana. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)ROBBINS, Stephen P. Management Concepts And Applications Stephen P. Robbins, Nikki Paohana. Prentice-Hall, 1988.
Lua MLA (8ú heag.)ROBBINS, Stephen P. Management Concepts And Applications Stephen P. Robbins, Nikki Paohana. Prentice-Hall, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.