Cita APA (7th ed.)
Katz, J. A., & Green, R. P. Entrepreneurial Small Business. McGraw-Hill ; Irwin.
Cita Chicago (17th ed.)
Katz, Jerome A., i Richard P. Green. Entrepreneurial Small Business. Boston, EUA: McGraw-Hill ; Irwin.
Cita MLA (9th ed.)
Katz, Jerome A., i Richard P. Green. Entrepreneurial Small Business. McGraw-Hill ; Irwin.
Atenció: Aquestes cites poden no estar 100% correctes.