ASTM Committee E-17 on Traveled Surface Characteristics, Symposium on Roughness Methodology, Gillespie, T. D., & Sayers, M. W. (1985). Measuring road roughness and its effects on user cost and comfort: A symposium. ASTM.
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Lua i Stíl Chicago (17ú heag.)
ASTM Committee E-17 on Traveled Surface Characteristics, Symposium on Roughness Methodology, T. D. Gillespie, agus M. W. Sayers. Measuring Road Roughness and Its Effects on User Cost and Comfort: A Symposium. Philadelphia, PA (1916 Race St., Philadelphia 19103): ASTM, 1985.
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Lua MLA (9ú heag.)
ASTM Committee E-17 on Traveled Surface Characteristics, et al. Measuring Road Roughness and Its Effects on User Cost and Comfort: A Symposium. ASTM, 1985.
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Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.