Roy, Prabuddha nath,
The pure theory of international trade/ Textual Documents Prabuddha Nath Roy - Kolkata: Progressive Publishers, 1977 - 351p.
International trade
382.01
The pure theory of international trade/ Textual Documents Prabuddha Nath Roy - Kolkata: Progressive Publishers, 1977 - 351p.
International trade
382.01