Boericke, W., & Boericke, O. E. Pocket manual of homoeopathic materia medica: comprising the characteristic and guiding symptoms of all remedies (clinical and pathogenetic). 9th ed., rev. and enl. Santa Rosa, CA: Boericke & Tafel.
Clarke, J. H. A clinical repertory to the dictionary of materia medica: Together with repertories of causation, temperaments, clinical relationships, natural relationships. London: Homoeopathic Pub. Co.
Kent, J. T., Danciger, E., & Savage, R. B. Repertory of the homœopathic materia medica. Sittingbourne: Homoeopathic Book Service.