Gaya APA
Zimmerer, T, W., Scarborough, N, M. (2002).
Essentials of entrepreneurship and small business (3rd ed.).
Upper Saddle River:
Prentice Hall.
Gaya MLA
Zimmerer, Thomas, W.., Scarborough, Norman, M..
"Essentials of entrepreneurship and small business".
3rd ed.
Upper Saddle River:
Prentice Hall,
2002.
Buku/Printed Material.