Willie Gayle's power selling /
Gayle, Willie.
Willie Gayle's power selling / by Willie Gayle. - Englewood Cliffs, N.J. : Prentice-Hall 1959. - xiv, 173p. : ill. ; 24 cm.
Salesmen and salesmanship.
Willie Gayle's power selling / by Willie Gayle. - Englewood Cliffs, N.J. : Prentice-Hall 1959. - xiv, 173p. : ill. ; 24 cm.
Salesmen and salesmanship.