TY - JOUR T1 - Spatial variations in the nature and undeclared work and its public policy implications JO - Space and Polity PY - 2005/01/01 AU - Williams CC ED - DO - DOI: 10.1080/13562570500304980 VL - 9 IS - 2 SP - 135 EP - 148 Y2 - 2024/10/23 ER -