00560    a2200157   4500020002200000041000800022082001700030100001800047245003300065260005000098300002200148440009400170504002800264650009600292653001400388  a978-1-107-40015-3  aEng  a371.3bW136c  aWajnryb, Ruth  aClassroom observation tasks.  aCambridge:bCambridge University Press,c1992  aviii, 145p. illus  aCambridge teacher training and development series, ed. by Marion Williams and Tony Wright  aBibliography: p.136-138  aSchoolsaClassroomsaObservationaLanguageaLearningaTeaching skillsaClassroom management  aEducation