Kolb, David A., author
Prentice-Hall, 1991
Buku Teks
Kolb, David A., author
Prentice-Hall, 1995
Buku Teks
Kolb, David A., author
Prentice-Hall, 1991
Buku Teks
Kolb, David A., author
Prentice-Hall, 1984
Buku Teks
Downey, H. Kirk
West Publishing, 1977
Buku Teks