00418nam a2200133Ia 450000500170000000800410001708200130005810000190007124501090009026000490019930000120024865000120026065000120027220250217060540.0240331s9999    xx            000 0 und d  bARAa954  aArasaratnam, S 0aHistorical foundation of the economy of the tamils of north Sri Lanka :bchelvanayagam memorial lectures  aJaffnabThanthai Chelva Memorial Trustc1982  a44 p .,  aHistory  aEconomy