Langkawi : the hub of the Indonesia, Malaysia, Thailand growth triangle - Tenku Idris Tenku Hadi, 1950- (Petaling Jaya : Pelanduk Publications, 1996)
Keywords: Economic development projects -- Malaysia; Economic development projects -- Kedah -- Pulau Langkawi; Regional planning -- Kedah -- Pulau Langkawi; Malaysia -- Politics and government; Malaysia -- Economic conditions