TY - GEN AU - Yatawara, Ravindra A AU - Rajapakse, Amrit TI - Gaining competitive advantage through the protection of geographical indications: an analysis of the tea, sapphires and cinnamon industries of Sri Lanka T2 - Research studies: international economic series; no 9 SN - 9789558708576 U1 - 338.0095493 PY - 2009/// CY - Colombo PB - IPS ER -