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.

Заглавие	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.