Allen,Louis A. (1975). Professional Management: New Concepts and Proven Practices. tata.
Chicago-stil citatAllen,Louis A. Professional Management: New Concepts and Proven Practices. new delhi: tata, 1975.
MLA-referensAllen,Louis A. Professional Management: New Concepts and Proven Practices. tata, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.