Martin, J. (2007). Medieval Russia, 980-1584 (2nd ed.). Cambridge University Press.
Cita Chicago Style (17a ed.)Martin, Janet. Medieval Russia, 980-1584. 2nd ed. Cambridge: Cambridge University Press, 2007.
Cita MLA (8a ed.)Martin, Janet. Medieval Russia, 980-1584. 2nd ed. Cambridge University Press, 2007.
Precaución: Estas citas no son 100% exactas.