Essential Oils Desk Reference 5th Edition This brand new edition of the Essential Oils Desk References represents a revolution in how the Essential Oils Desk Reference is used! The new binder-style format is designed to help you access the information you need quickly and effectively. New sections and information can be added quickly and easily without needing to buy an a new expensive ... more »book. This edition also presents brand new updated content and information, and a sleek new look in which to help you sell Essential Oils.« less