00466nam a22001577a 4500003000400000005001700004008004100021020001800062040000800080082002000088100002200108245004900130260004800179300001100227650007000238OSt20161117090625.0030206s2002 ck 000 0 spa d a9780060516079 cOst04221a658.4bD7831 aDrucker, Peter F.00aThe effective executive / cPeter F. Drucker aNew YorkbCollins Business Essentialsc2002 a178 p.042LEMBxBUSINESS-NEGOCIOSxCOMPANY-COMPAÑIAxLEADERSHIP-LIDERAZGO