AAHP Recommended Reading:

Beginner
First Aid and Acute Care: The NCH Study Guide
Healing With Homeopathy by Wayne Jonas, MD & Jennifer Jacobs, MD
Homeopathic Medicine at Home by Panos & Heimlich
Intermediate
Hahnemann Revisited by Luc de Schepper, M.D.
Homeopathic Medical Repertory by Robin Murphy, N.D.
Homeopathic Pharmacy by Stephen Kayne
International Dictionary of Homeopathy by Dr. Jeremy Swain
Materia Medica with Repertory by Dr. William Boericke
The Organon of Medicine by Hahnemann; translated by Brewster-O'Reilly & Decker
The Science of Homeopathy by George Vitoulkas
Yasgur's Homeopathic Dictionary by Jay Yasgur
Consumer
Everybody's Guide to Homeopathic Medicine by Stephen Cummings, MD & Dana Ullman
Homeopathic Care for Dogs and Cats: A Comprehensive Guide by Donald Hamilton, DVM
Homeopathic Treatment of Small Animals by Christopher Day
Homeopathy for Pregnancy, Birth and First Year by Castro
The Family Guide to Homeopathy by Dr. Andrew Lockie

See also: AAHP Professional Societies and Journals