TY - BOOK TI - Chemical and process engineering for development: : a challenge for the 21st century: plenary papers and panel discussions AV - EAF TP155.D37C493 1991 PY - 1991/// CY - Dar es Salaam PB - ; University of Dar es Salaam KW - Chemical enginering KW - Developing countries KW - Study and teaching KW - Congresses KW - Production engineering ER -