Persuasive business presentations a practical handbook to help you sell your ideas to groups through the spoken word - more powerfully and profitably

Sonraí bibleagrafaíochta
Príomhchruthaitheoir: Robinson, Nick
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: London Mercury Books c1990.
Ábhair: