16 1 10 Anthony Howatt Primary Author mixed material London Oxford University Press 1970 teac.jpg.jpg A Basic Course (Workbook Three) English Language Services, Inc. Primary Author mixed material 97123 New York The Macmillan Company 1970 eng9002.jpg.jpg A Basic Course (Workbook Four) English Language Services, Inc. Primary Author mixed material 97124 New York The Macmillan Company 1969 eng9001.jpg.jpg A Basic Course (Workbook Five) English Language Services, Inc. Primary Author mixed material 97125 New York The Macmillan Company 1964 eng900.jpg.jpg A Basic Course (Workbook Six) English Language Services, Inc. Primary Author mixed material 97126 New York The Macmillan Company 1970 eng90.jpg.jpg L.G. Alexander Primary Author mixed material 0582519470 London Longman Group Limited 1977 maiprogB.jpg.jpg A Post-intermediate Course (Teacher's Book) Roy Kingsbury Additional Author Robert O'Neil Primary Author mixed material 0582522439 London Longman Group Limited 1978 kerpluss.jpg.jpg Concepts in Use (Teacher's Edition) The British Council Primary Author mixed material 0194513521 Oxford Oxford University Press 1980 retink.jpg.jpg A Language Practice and Composition Book at Intermediate Level Donn Byrne Primary Author Susan Holden Additional Author mixed material 0582552494 Essex Longman Group Limited 1980 insig.jpg.jpg L.G. Alexander Primary Author Catherine Wilson Additional Author mixed material 0582552001 London Longman Group Limited 1980 inotherwords.jpg.jpg