The Wayback Machine - https://web.archive.org/web/20171010152700/http://demografi.bps.go.id/phpFileTree/bahan/kumpulan_tugas_mobilitas_pak_chotib/Kelompok_1/Referensi/Jill_Forshee_Culture_and_Customs_of_Indonesia_Culture_and_Customs_of_Asia__2006.pdf