TY - BOOK AU - Brakel, J. Van TI - Chemical Technology for Appropriate Development SN - 9062750109 U1 - 660 PY - 1978/// CY - The Netherlands PB - Delft University Press KW - Technology UR - http://14.139.59.218:80/cgi-bin/koha/opac-detail.pl?biblionumber=2135 ER -