TY - BOOK AU - Eisenbud,Merril TI - Environmental radioactivity SN - 0122351509 AV - RA569 .E5 U1 - 622.159 EIS 1973 PY - 1963/// CY - New York PB - McGraw-Hill Book KW - Radioactive substances N1 - Bibliography: p. 495-530. and index ER -