TY - BOOK ED - United Nations. Department of Economic and Social Affairs (New York) TI - World Urbanization prospects: the 1999 revision SN - 92-1-151352-9 U1 - 307.76 21st PY - 2001/// CY - New York PB - United Nations KW - Urbanization; Population; Rural population N1 - ST/ESA/SER.A/194 ER -