1 united nations system general business guide for potential suppliers of goods and services with common guidelines procurement by organizations in the un 20th edition update june 2006 2 contents foreword 3 4 development programme undp 7 advance information on opportunities 9 origins requisitions 10 global marketplace ungm 11 list activities locations contacts 12 secretariat 13 ps 14 fald dpko department peace keeping operations 17 unog office at geneva 19 unon nairobi 22 unov vienna 25 unicef children s fund 28 unctad conference trade 30 unops project 31 34 iapso inter agency 36 unfpa population 38 unrwa relief works 41 unu university 45 wfp world food 48 eca economic commission africa 52 eclac latin america