Ocherki istorii SSSR (1917-1941) /
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Zabrodin, D. M.
Moskva : Vysshai︠a︡ shkola,
1978.
Bibliography.
John and Ljubica Erickson collection.