APA (7th ed.) Citation

John, B. S. (2008). The Bluestone enigma: Stonehenge, Preseli, and the Ice Age. Greencroft Books.

Chicago Style (17th ed.) Citation

John, Brian S. The Bluestone Enigma: Stonehenge, Preseli, and the Ice Age. Newport, Pembrokshire: Greencroft Books, 2008.

MLA (9th ed.) Citation

John, Brian S. The Bluestone Enigma: Stonehenge, Preseli, and the Ice Age. Greencroft Books, 2008.

Warning: These citations may not always be 100% accurate.