International Labour Office & Sethuraman, S. V. (1981). The Urban informal sector in developing countries: Employment, poverty, and environment. International Labour Office.
Chicago Style (17. basım) AtıfInternational Labour Office ve S. V. Sethuraman. The Urban Informal Sector in Developing Countries: Employment, Poverty, and Environment. Geneva: International Labour Office, 1981.
MLA (9th ed.) AtıfInternational Labour Office ve S. V. Sethuraman. The Urban Informal Sector in Developing Countries: Employment, Poverty, and Environment. International Labour Office, 1981.
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