Russko-pol'skie otnosheniia i politicheskoe razvitie Vostochnoi Evropy vo vtoroi polovine XVI- nachale XVII v.
Flori︠a︡, B. N.(Boris Nikolaevich)
Institut slavi︠a︡novedenii︠a︡ i balkanistiki (Akademii︠a︡ nauk SSSR)
Moskva Nauka
1978
At head of title: Akademiia nauk SSSR. Institut slavianovedeniia i balkanistiki