Report of the techno-economic survey of Alleppey, Cannanore and Malappuram district / Fact Engineering and Designing Organization, Government of India - Trivandrum : The Government Press, 1972 - 83 p. ; 33 cm. Subjects--Topical Terms: Industrial surveys--India--KeralaIndustries--India--Kerala--Statistics Dewey Class. No.: 338.(5455)