Roadside Geology of Maryland, Delaware, and Washington, D.C. Roadside Geology Autor John Means et al. 30 sep 2010 Paperback Preț: 140.84 lei 3-5 săpt.
Maryland's Catoctin Mountain Parks: An Interpretive Guide to Catoctin Mountain Park and Cunningham Falls State Park McDonald & Woodward Publishing Company Guides to the America Autor John Means 31 dec 1994 Paperback Preț: 98.77 lei 3-5 săpt.