TY - BOOK AU - Farquhar,Ronald M. AU - Hamilton,E.I TI - Radiometric dating for geologists SN - 0470347201 : U1 - 551.7 PY - 1968/// CY - London PB - Interscience Publ KW - Radioactive dating KW - Geochronometry N1 - Includes bibliographical references and index ER -