Duff, G. (1994). Personalized perfumes: More than 40 recipes for making fragrances with essential oils. Simon & Schuster.
Chicago Style (17th ed.) CitationDuff, Gail. Personalized Perfumes: More than 40 Recipes for Making Fragrances with Essential Oils. New York: Simon & Schuster, 1994.
MLA (9th ed.) CitationDuff, Gail. Personalized Perfumes: More than 40 Recipes for Making Fragrances with Essential Oils. Simon & Schuster, 1994.
Warning: These citations may not always be 100% accurate.