na INLIS000000000008281 20190508090120 0010-1118000333 ta 190508 i 0 ind 330 330 WIN p WINARDI Pengantar sistem-sistem ekonomi / DR.WINARDI,SE Cet. 2 Bandung : Alumni, 1983 278 hlm ; 21 cm 703/P/1996 2471/P/1998 702/P/1996