[en] [The Hidden History of Oz 01] • The Hidden History of Oz · An Introduction to Oz Before Dorothy Emerald Engine Studios
[en] [The Hidden History of Oz 04] • Glinda's Letters to Oz, A Hidden History of Oz Collection (The Hidden History of Oz Book 4) Createspace Independent Publishing Platform
[en] [The Hidden History of Oz 05] • An Introduction to Oz Before Dorothy Emerald Engine Studios
[en] [The Hidden History of Oz 01] • The Witch Queens Trilogy Emerald Engine Studios