na INLIS000000000007114 20150925121949 171103||||||||| | ||| |||| ||ind|| 978-979-1474-30-6 0010-091500000007114 ind 513.9 513.9 Eko b Eko Budi Prasetio Berhitung Cepat tanpa Kalkulator Jakarta media pusindo 2008 130 hlm,; 24 cm. PERHITUNGAN CEPAT 15214/12 15215/12 15216/12 15217/12