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mathew j betz
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Appropriate technology
Mathew J. Betz, Pat McGowan, Rolf T. Wigand · Duke University Press
247 sayfa · 1984
Appropriate technology / Technik / Kongress / Angepasste Technik / Technological innovations
Before the tears
Mathew J. Betz · Mathew J. Betz
118 sayfa · 2003
Description and travel / Social life and customs / Travel
Transit and the Phoenix metropolitan area
Mathew J. Betz · Valley Area Traffic and Transportation Study]
93 sayfa · 1970
Case studies / Local transit / Urban transportation
Structured field data
Mathew J. Betz · Engineering Research Center, Arizona State University
95 sayfa · 1966
Roads / Highway engineering