00494nam a2200169Ia 450000500170000000800410001702000180005803500080007604100080008408200080009210000170010024500520011726000460016930000080021550500470022365000540027020260808125300.0260808s9999||||xx |||||||||||||| ||und||  a56-12545(LOC)  a899  aENG  a650  aZolko, H. P. 0aSuccessful conference and discussion techniques  aNew YorkbMc Graw Hill Book Companyc1957  a264  aproceedings, scientific review, conference  aManagementbManagement -- Business administration