00000nam 2200000 4500 INLIS000000000000631 20220716120012.0 220716||||||||| | ||| |||| ||eng|| 0010-072200000000631 eng 658.8 658.8 ING C Ingrams, Michael Conference production and organization : a profesional approach to conventions, presentation launches London: Ass. Business Press, 1979 viii, 256 hlm : ilus.; 25 cm. Marketing-Management