1
by Kellar, Robert E.
Published 1988
Subjects: ...Selling...
2
by Lidstone, John
Published 1991
Subjects: ...Selling...
3
by Fournies, Ferdinand
Published 2003
Subjects: ...Selling...
4
by Zakki Mohamed
Published 2006
Subjects: ...Direct selling...
5
by HoganKevin
Published 2006
Subjects: ...Selling -- Psychological aspects...