Dr. Hans-Heinrich Reckeweg - Homotoxicology Illness and Healing through Anti-homotoxic Therapy - 1991
Dr. James Hope - Grundzüge der pathologischen Anatomie in ihrer Verbindung mit den Krankheitssymptomen - 1836
Various authors - Ten detective/thrillers by various authors published by the American publisher "Dell Publishing Co. - 1974-2000