Proiskhozhdenie russkogo, ukrainskogo i belorusskogo i︠a︡zykov.
Subtitle: Ist.-dialektol. ocherk.
Publisher: "Nauka," Leningr. otd-nie
Published: 1972
Place of publication: Leningrad
Language: rus
Number of pages: 655
Subjects: Slavic languages, Eastern -- History.; Russian language -- To 1300 -- History.
Notes: At head of title: Akademii︠a︡ nauk SSSR. Institut russkogo i︠a︡zyka. F. P. Filin.

Includes bibliographical references.