Παραπομπή APA

Studies, C. C. f. R. a. E. E. The Cummings center series. London [u.a.].

Παραπομπή Chicago Style

Studies, Cummings Center for Russian and East European. The Cummings Center Series. London [u.a.].

Παραπομπή MLA

Studies, Cummings Center for Russian and East European. The Cummings Center Series. London [u.a.].