Cita APA

Crampton, R. J., & Crampton, B. (1997). Atlas of Eastern Europe in the twentieth century. Routledge.

Citación estilo Chicago

Crampton, Richard J., y Ben Crampton. Atlas of Eastern Europe in the Twentieth Century. London [u.a.]: Routledge, 1997.

Cita MLA

Crampton, Richard J., y Ben Crampton. Atlas of Eastern Europe in the Twentieth Century. Routledge, 1997.