1. AIC (American Institute for Conservation) Code of Ethics and Guidelines for Practice 1994 Available at: http://www.conservation-us.org/index.cfm?fuseaction=page.viewpage&pageID=858&nodeID=1 [Accessed 21 October 2013]
2. AICCM (Australian Institute for Conservation of Cultural Materials) Code of Ethics and Code of Practice 2002 Available at: http://www.aiccm.org.au/sites/default/files/docs/AICCMBusinessDocs/CODE%20OF%20ETHICS%20AND%20CODE%20OF%20PRACTICE%20Australian%20Institute%20for%20Conservation%20of%20Cultural%20Material.pdf: [Accessed 23 October 2013]
3. Collaborative Strategies for the Preservation of North American Indian Material Culture;Bernstein;Journal of the American Institute for Conservation,1992
4. The History of Thanka Conservation in Western Collections;Blyth-Hill;Western Association of Art Conservators Newsletter, Los Angeles,1993