Echo : Workbook
[NT 59711] by:
Stanley, Nancy (1947-); Taylor, James; Ward, Ann
([NT 1579] Language materials, printed)
Echo : Teacher's book
[NT 59711] by:
Stanley, Nancy (1947-); Taylor, James; Ward, Ann
([NT 1579] Language materials, printed)
Echo. Intermediate
[NT 59711] by:
Stanley, Nancy (1947-); Taylor, James (1940 Aug. 30-); Ward, Ann (1941-)
([NT 4780] Projected and video material)