TY - BOOK T1 - The AT reader theory and practice in appropriate technology. A1 - Carr, Marilyn LA - English PP - London PB - Intermediate Technology Publications Ltd. YR - 1985 UL - https://tuklas.up.edu.ph/Record/UP-99796217609314483 OP - 468 CN - 2433.1 C3 A6 SN - 0 946688 10 9 KW - Intermediate technology. ER -