1. Local trade networks in Maluku in the 16 th , 17 th and 18 th centuries;Leonard Andaya;Cakalele,1991
2. Centers and periphery in Maluku;Leonard Andaya;Cakalele,1993
3. Austronesian pre-history in Southeast Asia: homeland, expansion and transformation;Peter Bellwood;The Austronesians: historical and comparative perspectives,1995