Sethuraman, S. V. (1976). The urban informal sector: Concept, measurement and policy. International Labour Organization.
Chicago-Zitierstil (17. Ausg.)Sethuraman, S. V. The Urban Informal Sector: Concept, Measurement and Policy. International Labour Organization, 1976.
MLA-Zitierstil (9. Ausg.)Sethuraman, S. V. The Urban Informal Sector: Concept, Measurement and Policy. International Labour Organization, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.