Opredelitelʹ ptit͡s︡ Kalininskoĭ oblasti.
Published: 1973
Place of publication: Kalinin
Language: rus
Number of pages: 86
Subjects: Birds -- Russian S.F.S.R. -- Kalininskai͡a︡ oblastʹ -- Identification.
Notes: Bibliography: p. 84.
At head of title: Kalininskiĭ gosudarstvennyĭ universitet. M.G. Sorokin.