Scarborough, N. M. (1991). Effective small business management (3rd ed.). Merrill Publishing Co..
Cita Chicago (17th ed.)Scarborough, Norman M. Effective Small Business Management. 3rd ed. Columbus: Merrill Publishing Co., 1991.
Cita MLA (9th ed.)Scarborough, Norman M. Effective Small Business Management. 3rd ed. Merrill Publishing Co., 1991.
Atenció: Aquestes cites poden no estar 100% correctes.