Sykes, B., & Hill, D. (2006). Saxons, vikings, and celts: The genetic roots of britain and ireland (Unabridged.). Tantor Media.
Cita Chicago Style (17a ed.)Sykes, Bryan, y Dick Hill. Saxons, Vikings, and Celts: The Genetic Roots of Britain and Ireland. Unabridged. Old Saybrook: Tantor Media, 2006.
Cita MLA (8a ed.)Sykes, Bryan, y Dick Hill. Saxons, Vikings, and Celts: The Genetic Roots of Britain and Ireland. Unabridged. Tantor Media, 2006.
Precaución: Estas citas no son 100% exactas.