00354nam a22001217a 4500008004100000020001500041082001000056100002000066245005900086260004600145300002100191500002000212110315t        xxu||||| |||| 00| 0 eng d  a0582037638  a428.3  aPuchta, Herbert  aTeaching teenagerscHerbert Puchta and Michael Schratz  aLondon:bLongman Group UK Limited,c1993.  avii, 135p.bill.  aincludes index.