Marshall, D. R. (1999). The four elements of successful management. AMACOM.
Chicago Style (17th ed.) CitationMarshall, Don R. The Four Elements of Successful Management. New York: AMACOM, 1999.
MLA (9th ed.) CitationMarshall, Don R. The Four Elements of Successful Management. AMACOM, 1999.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.