House of Collectibles & Overstreet, R. M. (2001). The official Overstreet Indian arrowheads identification and price guide. House of Collectibles.
Cita Chicago Style (17a ed.)House of Collectibles y Robert M. Overstreet. The Official Overstreet Indian Arrowheads Identification and Price Guide. New York: House of Collectibles, 2001.
Cita MLA (8a ed.)House of Collectibles y Robert M. Overstreet. The Official Overstreet Indian Arrowheads Identification and Price Guide. House of Collectibles, 2001.
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