Cita APA (7a ed.)

Crampton, R. (1995). Eastern Europe in the twentieth century. Routledge.

Cita Chicago Style (17a ed.)

Crampton, R.J. Eastern Europe in the Twentieth Century. London: Routledge, 1995.

Cita MLA (9a ed.)

Crampton, R.J. Eastern Europe in the Twentieth Century. Routledge, 1995.

Precaución: Estas citas no son 100% exactas.