00309nam a2200097Ia 4500008004100000082001800041100004100059245006900100264003200169300001000201200526s9999||||xx |||||||||||||| ||und||  a658.403 SCH C  aScheidel, Thomas M. , Crowell, Laura 0aDiscussing and Deciding: Desk Book for Group Leaders and Members  bThe Macmillan Companyc1979  a331p.