Various is the correct author for any book with multiple unknown authors and is acceptable for books with multiple known authors especially if not all are known or the list is very long over 50. If an editor is known however Various is not necessary List the name of the editor as the primary author with role editor Contributing authors names follow it Note WorldCat is an excellent resource for finding author information and contents of anthologies Various is the correct author for any book with multiple unknown authors and is acceptable for books with multiple known authors especially if not all are known or the list is very long over 50. If an editor is known however Various is not necessary List the name of the editor as the primary author with role editor Contributing authors names follow it Note WorldCat is an excellent resource for finding author information and contents of anthologies site_link Desde los tiempos antiguos el hach s y sus efectos han interesado a la humanidad ya Herodoto menciona esta planta en sus textos Especial atenci n le prestaron los intelectuales franceses visitantes de la ltima planta del hotel Pimodan que el pintor Boissard amigo de Baudelaire ten a permanentemente alquilada All se reun an una vez por semana un extenso grupo de pintores escritores m sicos y poetas para experimentar la pasta verde Esta recoge sus impresiones y experiencias A modo de ep logo se incluye un esclarecedor texto de Antonio Escohotado El Club del Hach sColeccion de ensayos respecto a los efectos de uso del Hachis Mi conclusion es que los autores tuvieron mas malos viajes que buenos Paperback