Geyh, M., Schleicher, H., & Newcomb, C. R. (1990). Absolute age determination: : physical and chemical dating methods and their application. Berlin: Springer-Verlag.
Παραπομπή Chicago StyleGeyh, Mebus, Helmut Schleicher, and Clark R. Newcomb. Absolute Age Determination: : Physical and Chemical Dating Methods and Their Application. Berlin: Springer-Verlag, 1990.
Παραπομπή MLAGeyh, Mebus, Helmut Schleicher, and Clark R. Newcomb. Absolute Age Determination: : Physical and Chemical Dating Methods and Their Application. Berlin: Springer-Verlag, 1990.
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