एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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