Handbook of business to business marketing
Gary L. Lilien, editor
Edward Elgar, 2012
 Buku Teks
Advances in business and management forecasting
edited by Kenneth D. Lawrence, Ronald K. Klimberg
Emerald, 2016
 eBooks
Smith, George Albert
Policy formulation and administration : a casebook of top-management problems in business
Richard D. Irwin, 1960
 Buku Teks
Griffin, Ricky W.
Business
Prentice-Hall, 2002
 Buku Teks
Ebert, Ronald J.
Business essential
Prentice-Hall, 1998
 Buku Teks