00305nam a2200109 a 450000500170000002000150001708200190003210000200005124500700007126000390014130000150018020251203091635.0  a0312585241  a650.1,bD, HEN  aRogers, Henry C  aOne-hat solution : Rogers strategy for creative middle management  aNew YorkbSt. Martin's pressc1986  a216p, 22cm