Παραπομπή APA

Berkov, P. (1981). Historical problems in the Development of Literature. Hudozhesmvenaya Literatura.

Παραπομπή Chicago Style

Berkov, P.N. Historical Problems in the Development of Literature. Leningrad: Hudozhesmvenaya Literatura, 1981.

Παραπομπή MLA

Berkov, P.N. Historical Problems in the Development of Literature. Hudozhesmvenaya Literatura, 1981.