Cita APA (7a ed.)

Ridley-Duff, R., & Bull, M. (2011). Understanding social enterprise: Theory & practice. SAGE.

Cita Chicago Style (17a ed.)

Ridley-Duff, Rory, y Mike Bull. Understanding Social Enterprise: Theory & Practice. London ; Thousand Oaks, Calif.: SAGE, 2011.

Cita MLA (8a ed.)

Ridley-Duff, Rory, y Mike Bull. Understanding Social Enterprise: Theory & Practice. SAGE, 2011.