Review Erowid at GreatNonprofits.org
Help us be a 2021 "Top Rated Nonprofit", and spread accurate info
about psychoactive drugs, health, culture, & policies.
("Share Your Story" link. Needs quick account creation but doesn't verify contact info)
A Guide for the Practitioner
H.M. van Praag
Pub Date :
Edition(s) at Erowid :
back to library
back to books
Created by Erowid - Feb 05, 2006
Modified - Dec 21, 2017
Content & design © 1995-2020 Erowid.org. Permission required before publicly reproducing Erowid info.