Portales, L. (2019). Social Innovation and Social Entrepreneurship: Fundamentals, Concepts, and Tools (1st.). Palgrave Macmillan.
Chicago-referens (17:e uppl.)Portales, Luis. Social Innovation and Social Entrepreneurship: Fundamentals, Concepts, and Tools. 1st. Switzerland: Palgrave Macmillan, 2019.
MLA-referens (9:e uppl.)Portales, Luis. Social Innovation and Social Entrepreneurship: Fundamentals, Concepts, and Tools. 1st. Palgrave Macmillan, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.