Richard Heffern

The Herb Buyer's Guide 09/1973: Pyramid N.Y.C.; First Printing; ISBN 0-515-03215-8 The Use of Herbs in Weight Reduction; 1975; ISBN 0-515-03595-5 Secrets of the Mind-Altering Plants of Mexico; 08/1974; ISBN 0-515-03460-6 The Complete Book of Ginseng; 09/1976; 0-89087-151-1 Time Travel: Myth or Reality 09/1976; ISBN 0-809087-151-5 Without Prescription Erwin D. Cyan, Ph.D. and Lawrence Hessman, M.D.; Simon & Schuster, 1972; ISBN 671-21648-1