AZGEOBIB, version 2.1: A list of references on the geology of Arizona
Trapp, R.A., Schmidt, Nancy, and Reynolds, S.J., 1996, AZGEOBIB, version 2.1: A list of references on the geology of Arizona: Arizona Geological Survey Open-File Report 96-01, 312 p., 4 3.5-inch diskettes (MS-DOS).