K voprosu o zakonomernosti︠a︡ch obshchestvennogo razvitii︠a︡
Series: Perm', Russia (city) Universitet. Uchenye zapiski -- vyp. 258; Uchenye zapiski (Permskiĭ gosudarstvennyĭ universitet imeni A.M. Gorʹkogo) -- no. 258.
Published: 1971
Place of publication: Perm
Language: rus