00399nam a2200157Ia 450000500170000000800410001702000220005804100080008008200090008810000190009724500580011626400260017430000190020065000060021965500160022520260914083307.0260914s9999    xx            000 0 und d  a978 0 7502 5842 5  aeng  a581.1 aBALLARD, Carol10aLiving Processes : Plant Variation and Classification  aSydneybWaylandc2009  a46 hlm.c28 cm 4a0  aGrade 10-12