TY  - BOOK
AU  - Casper,Julie Kerr
TI  - Global warming cycles: ice ages and glacial retreat 
SN  - 9780816072620
AV  - QC981.8.G56  .C37 2010
PY  - 2010///
CY  - New York
PB  - Facts on File
KW  - Global warming
ER  -