एपीए उद्धरण

Calvocoressi, P. (1991). Resilient Europe: A stydy of the year 1870-2000. Longman.

शिकागो स्टाइल उद्धरण

Calvocoressi, Peter. Resilient Europe: A Stydy of the Year 1870-2000. London: Longman, 1991.

एमएलए उद्धरण

Calvocoressi, Peter. Resilient Europe: A Stydy of the Year 1870-2000. Longman, 1991.