00353nam a2200157Ia 45000010006000000050017000060080041000230410008000640820013000721000023000852450034001082600009001423000028001516500008001796540008001871747420260306171520.0260306s9999||||xx |||||||||||||| ||und||  aESP  a658bK75  aKoontz, HaroleAUT 0aElementos de administración  c1990  a656 páginas :c23 cm.  aGEN  aCAN