TY - BOOK AU - Hazeltine, Barrett. AU - Bull, Christopher. TI - Field guide to appropriate technology SN - 0123351855 U1 - 609.1724 FIE 22 PY - 2003/// CY - Amsterdam PB - Academic Publishers KW - Appropriate technology KW - Developing countries KW - Handbooks, manuals , etc N1 - Includes bibliographical references and index ER -