na INLIS000000000012427 20231202142658 231202||||||||| | ||| |||| || | 010-1223012427 id 620 620 SUP Supplement energy for rural development Ziyad Visi Media 1981 xii, 238 hlm. : ilus. ; 22 cm. R24.01 - R24-0016 Ilmu -- Teknik