renewable resources and alternative technologies for a developing countries text Washington, DC National Academy of Sciences 1976 xii, 306 p. ills. ; 23 cm. ENERGI PEMBANGUNAN DESA 338 338 INLIS000000000004207 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)