178.  Barnes, H. J., Levine, J. D., & Wogalter, M. S. (2000). Evaluating the clarity of highway entrance-ramp directional signs. Proceedings of the International Ergonomics Association & the Human Factors and Ergonomics Society Congress, 44 (4), 794-797.

178.  Barnes, H. J., Levine, J. D., & Wogalter, M. S. (2000). Evaluating the clarity of highway entrance-ramp directional signs. Proceedings of the International Ergonomics Association & the Human Factors and Ergonomics Society Congress, 44 (4), 794-797.

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