Cita APA (7a ed.)

Robinson, I. S. (1999). Henry IV of Germany, 1056-1106. Cambridge University Press.

Cita Chicago Style (17a ed.)

Robinson, Ian Stuart. Henry IV of Germany, 1056-1106. Cambridge: Cambridge University Press, 1999.

Cita MLA (9a ed.)

Robinson, Ian Stuart. Henry IV of Germany, 1056-1106. Cambridge University Press, 1999.