Gardner, F. (1954). Profit management and control. Mc Graw Hill.
Cita Chicago (17th ed.)Gardner, F. Profit Management and Control. New York: Mc Graw Hill, 1954.
Cita MLA (9th ed.)Gardner, F. Profit Management and Control. Mc Graw Hill, 1954.
Atenció: Aquestes cites poden no estar 100% correctes.