The Fastest, Easiest Way to Learn: Schaumїs Quick Guides. These concise, quick reference guides are perfect for business people, writers, and students at all levels. Written by top experts, they offer readers the easiest, most efficient strategies to master or learn a new skill. All Schaumїs Quick Guides include doїs and donїts for avoiding common errors, handy checklists, and practice exercises for building skills quickly.