Godfrey Higgins (1836). “Anacalypsis: An Attempt to Draw Aside the Veil of the Saitic Isis : Or, An Inquiry Into the Origin of Languages, Nations, and Religions”, p.439
Marsden Gibson, Charles Bradlaugh (1889*). “Has Humanity Gained from Unbelief?: Two Nights Debate Between Marsden Gibson and Charles Bradlaugh at Newcastle-on-Tyne”
Douglas Adams (2016). “Dirk Gently's Holistic Detective Agency Box Set: Dirk Gently's Holistic Detective Agency and The Long Dark Tea-Time of the Soul”, p.249, Simon and Schuster