Persoon, G. A. and Osseweijer, M. 2002. Insularity as a cultural variable? The island societies off the west coast of Sumatra. Indonesia and the Malay World 30. 225-237.
@article{persoonosseweijer2002, author = {Persoon, G. A. and Osseweijer, M.}, journal = {Indonesia and the Malay World}, number = {88}, pages = {225-237}, title = {Insularity as a cultural variable? The island societies off the west coast of Sumatra}, volume = {30}, year = {2002} }