?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=McArthur&rft.aufirst=J&rft.au=McArthur%2C+J&rft.title=Strontium+isotope+stratigraphy&rft.btitle=A+Geologic+Time+Scale+2004&rft.date=1+January+2005&rft.isbn=0521786738&rft.genre=bookitem