00268nam a22000977a 450000500170000000800410001702000150005804000080007324500480008126000410012920200901150049.0200901b           ||||| |||| 00| 0 eng d  a0719545889  cCML  aAural Tests in Mathematics 1.cWyvern, P.G.  aGreat BritainbJohn Murray Ltdc1989