1884-1942 bibliography bronislaw commerce ethnology exhibitions expositions funeralcustomsandrites funeralritesandceremonies history kula(échangecérémoniel) malinowski massim(papuanewguineanpeople) milnebay moeursetcoutumes papuan papuanewguinea sexrole sociallifeandcustoms trobriandislands wood-carving