Não informado. (1960). Management Technology. Institute of Management Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Management Technology. New York: Institute of Management Sciences, 1960.
Lua MLA (8ú heag.)Não informado. Management Technology. Institute of Management Sciences, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.