URL Lists includes links to sites on Papua New Guinea and Indonesia, as well as links to regional news and maps. Used bookstores are a good source, as are the public library, museum and university libraries and bookstores.
Some galleries also carry books in their specialties.
Try under Adventure, Travel, History and Anthropology, as well as Art . The New South Wales Art Gallery located on Art Gallery Road in the Domain, Sydney, Australia has a large bookstore with many craft titles. Also in Sydney, the Australian Museum across from Hyde Park has ethnographic titles. Look for regional books in airport bookstores. All rights reserved.