Raymond Buckland was the first person in the United States to openly admit to being a practitioner of Wicca. Though he started as a supporter of Gardnerian Wicca, he later formed his own version dubbed Seax-Wica. In addition he also published a number of books:
Witchcraft: Yesterday and Today Video
Buckland's Complete Book of Witchcraft
La Verdad Sobre la Comunicación con los Espíritus
Gypsy Dream Dictionary
Witchcraft DVD: Rebirth of the Old Religion
Practical Candleburning Rituals: Spells & Rituals for Every Purpose
Advanced Candle Magick: More Spells and Rituals for Every Purpose
Rituales prácticos con velas
Scottish Witchcraft: The History and Magick of the Picts
Cardinal's Sin: Psychic Defenders Uncover Evil in the Vatican
Wicca: Practicas y principios de la brujeria
Witchcraft From the Inside: Origins of the Fastest Growing Religious Movement in America
El lenguaje de las monedas: Adivinación, fortuna y amor
Signs, Symbols & Omens: An Illustrated Guide to Magical & Spiritual Symbolism
The Committee
Cards of Alchemy
Buckland's Book of Spirit Communications
Color Magick (Closed): Unleash Your Inner Powers
(Citation: http://www.llewellyn.com/bookstore/author.php?id=25415)