एपीए उद्धरण

(1973). Polish foreign trade. Poland: Cooperative Company for Foreign Trade, Ltd.

शिकागो स्टाइल उद्धरण

Polish Foreign Trade. Poland: Cooperative Company for Foreign Trade, Ltd, 1973.

एमएलए उद्धरण

Polish Foreign Trade. Poland: Cooperative Company for Foreign Trade, Ltd, 1973.