Cita APA (7a ed.)

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.