Ot revizionizma k predatelʹstvu : kritika ėkonomicheskikh vzgli︠a︡dov O. Shika /
Mrachkovskai︠a︡, I. M.(Irina Mikhaĭlovna)
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Moskva : Myslʹ,
1970.
John and Ljubica Erickson collection.
Šik, Ota.