एपीए उद्धरण

Robertson, D. (1972). Macmillan studies in economics: International trade policy. Macmillan Press Limited.

शिकागो स्टाइल उद्धरण

Robertson, David. Macmillan Studies in Economics: International Trade Policy. London: Macmillan Press Limited, 1972.

एमएलए उद्धरण

Robertson, David. Macmillan Studies in Economics: International Trade Policy. Macmillan Press Limited, 1972.