References Detail back created at: 2017-06-04 Media Type: Monograph Authors Espinoza, Edgard O. & Mann, Mary-Jacque Year: 1992 Title: Identification Guide for Ivory and Ivory Substitutes Download: http://www.aaps-journal.org/articles/WWF-Ivory-1992.pdf Printing Place: Washington PublisherWorld Wildlife Fund Keywords Theme raw material study Material bone, ivory / teeth, shell Miscellaneous worked bone Taxon – wild animals Suidae, Proboscidea, Carnivora marine (Pinnipedia), Cetacea, other wild mammal, Mollusca back