Central Statical Authority (2008). Summary and Statical report of the 2007 population and Housing Census. CSA, Addis Ababa.

Creswell J (2003). Qualitative, Quantitative and Mixed Method Approaches. (2nd Ed). London: Sage publications.

Debdulal S(2011). Working life of Street Vendors in Mumbai: the Indian J. labor Econ. 54:2.

Ebisa D (2012). Women in the Informal Sector: Evidence from Southwestern Ethiopia; Int. J. Peace Dev. Stud. 3(6):112-117.

Ethiopia Etsubdink (2014). Cause and Effect of Informal Sector: The case of Street Vendors in Addis Ababa, Ethiopia

ILO (2002). Women and men in the informal economy: A statistical picture, Geneva.

Kristina B (2004). The Informal Economy: Fact finding Study, SIDA

Losby J, Kingslow M (2002).Informal Economy Literature Review; ISED Consulting and Research.

Mukta N (2014). Street vendor to grassroots entrepreneur: livelihood security through inclusive policy & community partnership: Asian Development dialogue.

Robert K (2009). Case Study Research Design and Methods: vol, 5: (4th Ed). Washington DC: Sage publications LTD.

Sharit K, Debdulal S (2012). Street Vending in Ten Cities in India: School of management and Labor Studies, Delhi.

Sylvia C, Carolyn P (2008). Women, Gender and the Informal Economy: An assessment of ILO research and suggested ways forward; Discussion papers are preliminary documents circulated to stimulate debate and obtain comments.

Tshuma M, Jari B (2013). The Informal Sector as a Source of Household Income: The Case of Alice town in the Eastern Cape Province of South Africa. J. Afr. Stud. Dev. 5. University of Fort Hare, South Africa.

Tutik R (2014). Informal sector and local government revenue: The contribution of street vendors. Journal administrative public, vol, 11.

Winnie M (2003). Street vending in African cities: a synthesis of empirical findings from Kenya, Cote D'ivoire, Ghana, Zimbabwe, Uganda and south Africa, University of Nairobi.

Girma Y (2009). Challenges and Prospects of Street Vending in Addis Ababa: Ethiopian civil service college urban management masters program.