Forbes, E. (1928). A mirror for witches: In which is reflected the life, machinations & death of famous Doll Bilby who with a more than feminine perversity preferred a demon to a mortal lover : Here is also told how and why arighteous and most awful judgment befel her, destroying both corporeal body & immortal soul. London: Heinemann.

Forbes, Esther. A Mirror for Witches: In Which Is Reflected the Life, Machinations & Death of Famous Doll Bilby Who With a More Than Feminine Perversity Preferred a Demon to a Mortal Lover : Here Is Also Told How and Why Arighteous and Most Awful Judgment Befel Her, Destroying Both Corporeal Body & Immortal Soul. London: Heinemann, 1928.

Forbes, Esther. A Mirror for Witches: In Which Is Reflected the Life, Machinations & Death of Famous Doll Bilby Who With a More Than Feminine Perversity Preferred a Demon to a Mortal Lover : Here Is Also Told How and Why Arighteous and Most Awful Judgment Befel Her, Destroying Both Corporeal Body & Immortal Soul. London: Heinemann, 1928.