International Union of Geological Sciences., International Subcommission on Stratigraphic Classification International stratigraphic guide : a guide to stratigraphic classification, terminology, and procedure / International Subcommission on Stratigraphic Classification of IUGS Commission on Stratigraphy ; ed. Amos Salvador

International stratigraphic guide : a guide to stratigraphic classification, terminology, and procedure / International Subcommission on Stratigraphic Classification of IUGS Commission on Stratigraphy ; ed. Amos Salvador . - 2nd ed . - Boulder : The Geological Society of America, cop. 1994 . - XIX, 214 p. : il. 24 cm
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551.7