*Houdini, Harry "Miracle Mongers and Their Methods: A Complete Expose" Prometheus Books; Reprint edition (March 1993) originally published in 1920 ISBN 0-87975-817-1.
1998, (Chapters 1–4), Bruno-Groening.org==Further reading==* Houdini, Harry "Miracle Mongers and Their Methods: A Complete Expose" Prometheus Books; Reprint edition (March 1993) originally published in 1920 ISBN 0-87975-817-1.