43 copies available at Aspen Hill Library, Bethesda Library, Chevy Chase Library, Damascus Library, Davis Library, Marilyn J. Praisner Library, Gaithersburg Library, Germantown Library, Kensington Park Library, Little Falls Library, Noyes Children's Library, Olney Library, Poolesville Library, Potomac Library, Quince Orchard Library, Rockville Library, Silver Spring Library, Twinbrook Library, Wheaton Library, White Oak Library, and Longbranch Library