Lua APA (7ú heag.)
Praszkier, R., & Nowak, A. (2012). Social entrepreneurship: Theory and practice. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)
Praszkier, Ryszard, agus Andrzej Nowak. Social Entrepreneurship: Theory and Practice. Cambridge ; New York: Cambridge University Press, 2012.
Lua MLA (9ú heag.)
Praszkier, Ryszard, agus Andrzej Nowak. Social Entrepreneurship: Theory and Practice. Cambridge University Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.