Kuratko, Donald F., author
Thomson, South-Western, 2004
Buku Teks
Kuratko, Donald F., author
South-Western Cengage Learning, 2014
Buku Teks
Nielsen, Suna Lowe, author
Edward Elgar, 2012
Buku Teks
Helen L. Van Hoozer [and others]
Appleton Century Crofts, 1987
Buku Teks
Wilson, Margo, author
Prentice-Hall, 1985
Buku Teks