00536pamaa2200169 4500 0000021085 20060621090000.0 0727313185 (hard) 624.15136 HEA 1992 TA710.5 HEA 1992 HEAD Manual of soil laboratory testing volume 1: soil classification and compaction tests K.H. Head. 2nd ed. London: Pentech Press, 1992. xi, 388p.: ill.; 25cm. Soils -- Testing -- Laboratory manuals Soil laboratory testing