- The Holotropic MindStanislav Grof, Hal Zina Bennett
- Spirit guides: access to inner worldsMike Samuels, Hal Zina Bennett
- Follow Your BlissHal Zina Bennett
- Well body, well earthMike Samuels, Michael Samuels et al.
- Cold comfortHal Zina Bennett
- The doctor withinHal Zina Bennett
- Cómo contactar con tus guías espiritualesHal Zina Bennett
- Write startsHal Zina Bennett
- Inner guides, visions, dreams & Dr. EinsteinHal Zina Bennett
- Mind joggerHal Zina Bennett
- The complete bicycle commuterHal Zina Bennett
- Peak PerformanceCharles A. Garfield, Hal Zina Bennett
