Cita APA (7a ed.)

Geyl, P. (1968). Debates with historians. The World Publishing Company.

Cita Chicago Style (17a ed.)

Geyl, Pieter. Debates with Historians. Cleveland: The World Publishing Company, 1968.

Cita MLA (8a ed.)

Geyl, Pieter. Debates with Historians. The World Publishing Company, 1968.