00347 a2200109 4500020001500000082001700015100002200032245009700054260003700151300002200188650002700210 a0471594776 a658.456bJOL aJolles, Robert L. aHow to run seminars and workshopsbpresentation skills for consultants trainers and teachers aNew YorkbJohn Wileyc1993g1993 axiv, 240p.c23cm. aBusiness Communication