APA
Senn A. E., . (1966). The Soviet period. Homewood: Dorsey Press.
Chicago
Senn Alfred Erich, . 1966. The Soviet period. Homewood: Dorsey Press.
Harvard
Senn A. E., . (1966). The Soviet period. Homewood: Dorsey Press.
MLA
Senn Alfred Erich, . The Soviet period. Homewood: Dorsey Press. 1966.
