1. Aidis R (2003) Entrepreneurship and economic transition. University of Amsterdam, Amstersam
2. Bygrave W, Zacharakis A (2008) Entrepreneurship. Wiley, Hoboken
3. Bygrave W, Zacharakis A (2010) Entrepreneurship, 2nd edn. Wiley, Hoboken
4. Casson M (2010) Entrepreneurship, theory, networks, history. Edward Elgar, Northampton
5. Cepani A (2006) Entrepreneurship and small business management, 2nd edn. Pegi, Tirana (in Albanian language)