Penny Rich. (1996). Practical Aromatherapy: The complete beginner's guide to choosing massaging and relaxing with essential oils (1st.). Parragon books service ltd.
Chicago Style (17th ed.) CitationPenny Rich. Practical Aromatherapy: The Complete Beginner's Guide to Choosing Massaging and Relaxing with Essential Oils. 1st. Great Britain: Parragon books service ltd, 1996.
MLA (9th ed.) CitationPenny Rich. Practical Aromatherapy: The Complete Beginner's Guide to Choosing Massaging and Relaxing with Essential Oils. 1st. Parragon books service ltd, 1996.
Warning: These citations may not always be 100% accurate.