Speak for yourself : a practical guide to giving successful presentation, speeches and talks /
Campbell, John.
Speak for yourself : a practical guide to giving successful presentation, speeches and talks / John Campbell. - London : BBC Books, 1990. - 144 p. : ill. ; 21 cm. - Business matters management guide. . - Business matters management guide. .
0563215119 (pbk.) Hadiah 9780563215110 (pbk.)
Business presentations.
Public speaking.
Speak for yourself : a practical guide to giving successful presentation, speeches and talks / John Campbell. - London : BBC Books, 1990. - 144 p. : ill. ; 21 cm. - Business matters management guide. . - Business matters management guide. .
0563215119 (pbk.) Hadiah 9780563215110 (pbk.)
Business presentations.
Public speaking.