Haas, Robert W
Industrial marketing management
Kent, 1982
Buku Teks
Hansen, Harry L.
Marketing text, techniques, and cases
Richard D. Irwin, 1968
Buku Teks
Hansen, Harry L.
Marketing, text, cases and readings
Richard D. Irwin, 1964
Buku Teks
Hansen, Harry L.
Marketing: a text, cases and readings
Richard D. Irwin, 1956
Buku Teks
Still, Richard R.
Sales management decisions, strategies and cases
Prentice-Hall, 1988
Buku Teks