Harline, O. L. (1956). A study of Utah's current highway problems. Bureau of Economic and Business Research, University of Utah.
Chicago-referens (17:e uppl.)Harline, Osmond L. A Study of Utah's Current Highway Problems. [Salt Lake City]: Bureau of Economic and Business Research, University of Utah, 1956.
MLA-referens (8:e uppl.)Harline, Osmond L. A Study of Utah's Current Highway Problems. Bureau of Economic and Business Research, University of Utah, 1956.
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