Cita APA

Craig, B. H., & O'Brien, D. M. (1993). Abortion and American politics. Chatham House.

Citación estilo Chicago

Craig, Barbara Hinkson, and David M. O'Brien. Abortion and American Politics. Chatham, N.J: Chatham House, 1993.

Cita MLA

Craig, Barbara Hinkson, and David M. O'Brien. Abortion and American Politics. Chatham House, 1993.