Não informado. (1982). Office Technology and People. Elsevier Science Publishers.
Chicago-Zitierstil (17. Ausg.)Não informado. Office Technology and People. Essex, Inglaterra: Elsevier Science Publishers, 1982.
MLA-Zitierstil (8. Ausg.)Não informado. Office Technology and People. Elsevier Science Publishers, 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.