ROY, P. K. Economic geography : an appraisal of resources Prithwish Kumar Roy and Somnath Mukherjee - 2nd ed. - Calcutta New Central Book 1993 - xxi,74+391+195+142p. ill.map ISBN: 85.00 Subjects--Topical Terms: ECONOMIC GEOGRAPHY Dewey Class. No.: GEO 330.9 / RPn93