Ralph Metzner

Salvia Divinorum: A Western Approach

The Way of the Psychonaut

Neurons to Nirvana

DMT: The Spirit Molecule

LSD: Problem Child and Wonder Drug

Peyote to LSD: A Psychedelic Odyssey

Turn On, Tune In, Drop Out

Entheogen: Awakening the Divine Within

Hofmann's Potion: The Pioneers of LSD

How To Go Out of Your Mind: The LSD Crisis

The Psychedelic Experience