Worthman, M. (1969). Emerging concepts in management. Macmillan Co.
Lua i Stíl Chicago (17ú heag.)Worthman, Mas. Emerging Concepts in Management. London: Macmillan Co, 1969.
Lua MLA (9ú heag.)Worthman, Mas. Emerging Concepts in Management. Macmillan Co, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.