Ridley-Duff, R., & Bull, M. (2019). Understanding social enterprise: Theory and practice (3rd edition.). SAGE.
Dyfyniad Arddull ChicagoRidley-Duff, Rory, and Mike Bull. Understanding Social Enterprise: Theory and Practice. 3rd edition. London: SAGE, 2019.
Dyfyniad MLARidley-Duff, Rory, and Mike Bull. Understanding Social Enterprise: Theory and Practice. 3rd edition. SAGE, 2019.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.