Cita APA (7a ed.)

Fennell, J. L. I., Müller, L., & Poppe, A. (1973). Russia mediaevalis. W. Fink.

Cita Chicago Style (17a ed.)

Fennell, John Lister Illingworth, Ludolf Müller, y Andrzej Poppe. Russia Mediaevalis. München: W. Fink, 1973.

Cita MLA (9a ed.)

Fennell, John Lister Illingworth, et al. Russia Mediaevalis. W. Fink, 1973.