00000nam 2200000 4500 INLIS000000000000742 20220716120026.0 220716||||||||| | ||| |||| ||ind|| 0010-072200000000742 ind 658 658 OBR Nugroho, Ryant Obrolan 17 praktisi bisnis indonesia Jakarta: PT Elex Media Komputindo, 1996 xvii, 400 hlm. : ilus.; 22 cm. Management