Cita APA (7a ed.)

Political Studies Association of the United Kingdom. Marxism Specialist Group, Cowling, M., & Wilde, L. (1989). Approaches to Marx. Open University Press.

Cita Chicago Style (17a ed.)

Political Studies Association of the United Kingdom. Marxism Specialist Group, Mark Cowling, y Lawrence Wilde. Approaches to Marx. Milton Keynes ; Philadelphia: Open University Press, 1989.

Cita MLA (9a ed.)

Political Studies Association of the United Kingdom. Marxism Specialist Group, et al. Approaches to Marx. Open University Press, 1989.