Παραπομπή APA

Moggridge, D. E. (1982). The Collected writings of John Maynard Keynes, volume XXI: Activities 1931-1939 world crises and policies in Britain and America. London: The Macmillan Press Ltd..

Παραπομπή Chicago Style

Moggridge, Donald Edward. The Collected Writings of John Maynard Keynes, Volume XXI: Activities 1931-1939 World Crises and Policies in Britain and America. London: The Macmillan Press Ltd., 1982.

Παραπομπή MLA

Moggridge, Donald Edward. The Collected Writings of John Maynard Keynes, Volume XXI: Activities 1931-1939 World Crises and Policies in Britain and America. London: The Macmillan Press Ltd., 1982.

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