00338nam a2200121Ia 450000500170000000800410001702000150005805000240007310000130009724500420011026000520015265000120020420251229190413.0251229s9999    xx            000 0 und d  a0673162451  aQH 308.2  .W27 1981  aSepeda T 0aBiologyb The world of lifecT Sepeda  aDallas Texasb Scott Foresman and Companyc1938  aBiology