Haas, H. J. (1965). A comparison of the dynamic and static shear strengths of cohesionless, cohesive and combined soils. s.n.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHaas, H. J. A Comparison of the Dynamic and Static Shear Strengths of Cohesionless, Cohesive and Combined Soils. [Notre Dame, Ind.: s.n.], 1965.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHaas, H. J. A Comparison of the Dynamic and Static Shear Strengths of Cohesionless, Cohesive and Combined Soils. s.n.], 1965.
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