International Union / Princeton University / Geological Sciences Subcommission on the Systematics of Igneous Rocks / Geological Society of London / IUGS Subcommission on the Systematics of Metamorphic Rocks / Commission on Genesis and Lithology of Glacial Quaternary Deposits / IUGS Subcommission on the Systematics / University of California Press / International Union for Quaternary Research / /
North American Data Model Steering Committee Science Language Technical Team (SLTT) Science language bibliography Dreimanis, A., 1988, Tills: their genetic terminology and classification, in Goldthwait, R.P., and Matsch,