TY - BOOK AU - Campbell,Wallace H. TI - Introduction to geomagnetic fields SN - 0521822068 AV - QC815.2 .C364 2003 U1 - 538/.72 21 PY - 2003/// CY - Cambridge, New York PB - Cambridge University Press KW - Geomagnetism N1 - Includes bibliographical references (p. 322-331) and index UR - http://www.loc.gov/catdir/samples/cam034/2002031468.html UR - http://www.loc.gov/catdir/description/cam031/2002031468.html UR - http://www.loc.gov/catdir/toc/cam031/2002031468.html ER -