na INLIS000000000014030 20140109115303 180129||||||||| | ||| |||| || | . 0010-011400000014030 id 333.7 333.7 Ind e Indonesia, Energi Malang PPPGT / VEDC 1992 ii + 53 hlm. : 30 cm. Indeks hal.-, Bibliografi hal.53 ILMU SOSIAL