Carson, C. F. (1998).  Efficacy and safety of tea tree oil as a topical antimicrobial agent.  Journal of Hospital Infections,  40(3): 175-8

Chan, C. H. & Loudon, K. W. (1998).  Activity of tea tree oil on methicillin-resistant Staphylococcus aureus.  Journal of Hospital Infections,  39 (3), 244-45.

Cox, S. (1998).  Tea tree oil causes K+ leakage and inhibits respiration in E. Coil.  Letters in Applied Microbiology,  26, 355-358.

Fetrow, C. & Avila, J. (1999).  Professional's Handbook of Complementary & Alternative Medicine.  Springhouse, PA:  Springhouse Corporation.  

Greig, J. E. (1999).  Allergic contact dermatitis following use of a tea tree oil hand wash not due to tea tree oil.  Contact Dermatitis, 41(6), 354-5.

Jacobs, M. R. (1994).  Melaleuca oil poisoning.  Clinicial Toxicology, 32(4). 461-4.

Kuhn, M. (1999).  Complementary Therapies for Health Care Providers.   Lippincott, Williams, & Wilkins. 

Nelson, R. R. S. (1997).  In-Vitro activities of five plant essential oils against Methicillin-Resistant Staphylococcus and Vancomycin-resistant Enterococcus faecium.   Journal of Antimicrobial Chemotherapy, 40, 304-6. 

Raman, A. (1995).  Antimicrobial effects of tea-tree oil and its major components on Staphylococcus aureus, Staph. Epidermidis and Propionibacterium Acnes.  Letters of Applied Microbiology, 21 (4), 242-245. 

Rubel, D. M. (1998).  Tea tree allergy:  what is the offending agent?  Report of three cases of tea tree oil allergy and review of the literature. Australia Journal of Dermatology.  39(4): 244-47.