एपीए उद्धरण

(1972). The plastics industry and its prospects. London: Her Majesty's Stationery Office.

शिकागो स्टाइल उद्धरण

The Plastics Industry and Its Prospects. London: Her Majesty's Stationery Office, 1972.

एमएलए उद्धरण

The Plastics Industry and Its Prospects. London: Her Majesty's Stationery Office, 1972.