APA način citiranja (7. izdanje)
Toolis, R., & Bowles, C. (2017). The lost Dark Age kingdom of Rheged: The discovery of a royal stronghold at Trusty's Hill, Galloway. Oxbow Books.
Čikaški stil citiranja (17. izdanje)
Toolis, Ronan, i Christopher Bowles. The Lost Dark Age Kingdom of Rheged: The Discovery of a Royal Stronghold at Trusty's Hill, Galloway. Oxford, [England] ; Philadelphia, Pennsylvania: Oxbow Books, 2017.
MLA način citiranja (9. izdanje)
Toolis, Ronan, i Christopher Bowles. The Lost Dark Age Kingdom of Rheged: The Discovery of a Royal Stronghold at Trusty's Hill, Galloway. Oxbow Books, 2017.
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