Organisation for Economic Co-operation and Development. (1980). Construction of roads on compressible soils: A report prepared by an OECD road research group, December 1979. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development. Construction of Roads on Compressible Soils: A Report Prepared by an OECD Road Research Group, December 1979. Paris: Organisation for Economic Co-operation and Development, 1980.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Organisation for Economic Co-operation and Development. Construction of Roads on Compressible Soils: A Report Prepared by an OECD Road Research Group, December 1979. Organisation for Economic Co-operation and Development, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.