The challenge of effective speaking /
Verderber, Rudolf F.
The challenge of effective speaking / Challenge of effective speaking [electronic resource] Rudolf F. Verderber - 13th ed. - Belmont, CA : Wadsworth/Thomson Learning, 2006 - 372 p. : col. ill. ; 26 cm. + 1 computer disc
0534646972
Public speaking
The challenge of effective speaking / Challenge of effective speaking [electronic resource] Rudolf F. Verderber - 13th ed. - Belmont, CA : Wadsworth/Thomson Learning, 2006 - 372 p. : col. ill. ; 26 cm. + 1 computer disc
0534646972
Public speaking