Citation Data

MLA

Leo, Gerhard W. Geochemical Reconnaissance of Late Proterozoic Volcanic and Mafic Plutonic Rocks of the Al ʻAwshaziyah Quadrangle and Related Rocks in the Qufar Quadrangle, Northern Arabian Shield. [Reston, Va.] : Denver, CO :U.S. Geological Survey ; For sale by the Books and Open-file Reports Section, U.S. Geological Survey, 1986.

APA

Leo, Gerhard W. (1986). Geochemical reconnaissance of late Proterozoic volcanic and mafic plutonic rocks of the Al ʻAwshaziyah quadrangle and related rocks in the Qufar quadrangle, Northern Arabian Shield. [Reston, Va.] : Denver, CO :U.S. Geological Survey ; For sale by the Books and Open-file Reports Section, U.S. Geological Survey,

Chicago

Leo, Gerhard W. Geochemical Reconnaissance of Late Proterozoic Volcanic and Mafic Plutonic Rocks of the Al ʻAwshaziyah Quadrangle and Related Rocks in the Qufar Quadrangle, Northern Arabian Shield. [Reston, Va.] : Denver, CO :U.S. Geological Survey ; For sale by the Books and Open-file Reports Section, U.S. Geological Survey, 1986.

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