Richard Alan Miller - The Magical And Ritual Use Of Herbs
Eliphas Levi - The Ritual Of Transcendental Magic
Aleister Crowley - Greater Ritual Of The Pentagram
Sri Swami Sivananda - Thought Power
Louis Claude De Saint Martin - Eclair sur l'Association Humaine (1797,in French)
Julius Hartmann - Theophrast von Hohenheim (in German)