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Bilgram, Hugo The cause of business depressions as disclosed by an analysis of the basic principles of economics. By Hugo Bilgram. In collab. with Louis Edward Levy. Philadelphia. London, Lippincott, 1914/ XVI, 531 p. 91. diagr.

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  • Bilgram, Hugo The cause of business depressions as disclosed by an analysis of the basic principles of economics. By Hugo Bilgram. In collab. with Louis Edward Levy. Philadelphia. London, Lippincott, 1914/ XVI, 531 p. 91. diagr.