Published by De Bezige Bij, Canada, 1992
Paperback. Condition: Very Good. Third Edition. 205 pages. "Dr. Percival brings his own uniquely effective and clinically-proven perspective to the subject of how you may modify your nutritional behaviours and thus your health through more resourceful self-dialogue and thought patterns." - from Preface. Doctor's stamp atop title page else clean, bright and unmarked with very light wear. Excellent copy.