Heyel, C. (1962). Management for modern supervisions. American Management Association.
Chicago Edition CitationHeyel, Carl. Management for Modern Supervisions. U.S.A: American Management Association, 1962.
MLA Edition CitationHeyel, Carl. Management for Modern Supervisions. American Management Association, 1962.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.