00394nam a2200157Ia 450000500170000000800410001702000220005804100080008008200100008810000180009824500220011626400490013830000270018765000060021465500160022020260922095930.0260922s9999    xx            000 0 und d  a978-7-5619-1672-8  achi  a495.11 aYANG Qi Zhou 10aHanyu Jiaocheng 3  aBeijingbBeijing Language and culture c2010  a218 hlm.bilus.c26 cm 4a0  aGrade 10-12