TY - BOOK AU - Billings, Marland P., TI - Structural geology SN - 9788120300590 U1 - 551.8 PY - 1972/// CY - New Delhi PB - PHI Learning KW - Geology KW - Geophysical KW - Plastic deformation KW - Normal faults KW - Field study of folds KW - Description of folds KW - Mechanical principles KW - Hydrology KW - Meteorology N1 - Includes bibliographical references and index ER -