Selling dynamics /
Allen, Robert Y.
Selling dynamics / Robert Y. Allen, Robert F. Spohn, I. Herbert Wilson. - New York: McGraw-Hill, 1984. - 487 pages : illustrations ; 24 cm.
0070011613
Selling.
Selling dynamics / Robert Y. Allen, Robert F. Spohn, I. Herbert Wilson. - New York: McGraw-Hill, 1984. - 487 pages : illustrations ; 24 cm.
0070011613
Selling.
