Blanchard, Benjamin S., author
Pearson/Prentice Hall, 2004
Buku Teks
Ballou, Ronald H.
Prentice Hall International I, 1992
Buku Teks
Bowersox, Donald J., author
McGraw-Hill, 2010
Buku Teks
Donald J. Bowersox [and three others]
McGraw-Hill, 2013
Buku Teks
Bowersox, Donald J., author
McGraw-Hill, 2002
Buku Teks