TY - BOOK AU - DE SITTER, L. U. TI - GEOLOGY STRUCTURAL T2 - 0 U1 - 551.8 PY - 1964/// CY - NEW YORK-U.S.A. PB - MCGRAW-HILL BOOK COMPANY KW - CIENCIAS PURAS N1 - THEROICAL-COMPARATIVE/GEOTECTONICS-THREE ER -