na JATIM-06090000021667 20090625112714.0 ind 0010-060900000021667 0 621.4 EDI a EDIJUSHANAN 0 Aneka ragam sumber tenaga Cet.1 Jakarta Tribuana 92 58 hlm. : ilus. ;21 cm. 0 0 KETRAMPILAN JIPDSUR 3