Geyl, P. (1960). Debates with historians. Meridian.
Cita Chicago Style (17a ed.)Geyl, Pieter. Debates with Historians. New York: Meridian, 1960.
Cita MLA (9a ed.)Geyl, Pieter. Debates with Historians. Meridian, 1960.
Precaución: Estas citas no son 100% exactas.