00566nam a2200181Ia 4500003000500000005001700005008004100022020001800063040001900081082001900100100005700119245004900176250001800225260003800243300004200281504005000323521001100373322820260702105146.0210818s9999    xx            000 0 und d  a9780864862938  aMPLc3228erda 0a591.50968 LIEB  a LIEBENBERG, Louis   Claremont, South Africa, 1990   0aThe art of tracking : the origin of science   aThird edition  aClaremont:bDavid Phillip,c2003.  ax, 176 pages, bIllustrations,c23cm.  aIncludes bibliographical references and index  aAdults