na INLIS000000000000962 ind 0010-0924000672 Matematika Ekonomi Sofjan Assauri Assauri, Sofjan 2 Jakarta : PT Raja Grafindo Persada, 1997 304 hlm. 21x14cm 979-421-070-6 300.151 ASS M C.2 300.151 Ekonomi Matematika 981011200001745