Yazar
patrick t tierney
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Cilt sonuçları
GIS County User Guide
William E. Huxhold, Patrick S. Tierney, David R. Turnpaugh, Bryan J. Maves, Kevin T. Cassidy · Oxford University Press, USA
272 sayfa · 1996
Geographic information systems
Cultural diversity of Los Angeles County residents using undeveloped natural areas
Patrick T. Tierney · U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Research Station
76 sayfa · 1998
Outdoor recreation / Public opinion / Natural areas / Recreational use / Attitudes