| 1. 
  |  | Title: English File: Intermediate: Student's Book by Clive Oxenden, Paul Seligson
 ISBN: 0194366782
 Publisher: Oxford University Press
 Pub. Date: 01 July, 1999
 
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| 2. 
  |  | Title: English File: Upper Intermediate: Student's Book by Clive Oxenden
 ISBN: 0194368629
 Publisher: Oxford University Press
 Pub. Date: 26 July, 2001
 
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| 3. 
  |  | Title: English File: Level 1: Student's Book (English File) by Clive Oxenden, Paul Seligson
 ISBN: 0194355195
 Publisher: Oxford University Press
 Pub. Date: 22 February, 1996
 
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| 4. 
  |  | Title: English File: Level 2: Student's Book (English File) by Clive Oxenden, Paul Seligson, Christina Latham-Koenig
 ISBN: 0194355225
 Publisher: Oxford University Press
 Pub. Date: 19 June, 1997
 
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| 5. 
  |  | Title: OK: Level 4: Student's Book (Oxford Intensive English Courses) by David Bolton, Clive Oxenden, Len Peterson
 ISBN: 019432365X
 Publisher: Oxford University Press
 Pub. Date: 10 May, 1990
 
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| 6. 
  |  | Title: OK 2 - Teacher's Book (Oxford Intensive English Courses) by David Bolton, Mary Bowen, Clive Oxenden, Len Petersen
 ISBN: 0194323595
 Publisher: Oxford University Press
 Pub. Date: 25 May, 1989
 
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| 7. 
  |  | Title: English File, Intermediate, Student's Book by Clive Oxenden, Christina Latham-Koenig, Christina Latham- Koenig
 ISBN: 3464119971
 Publisher: Cornelsen
 Pub. Date: 01 January, 2001
 
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| 8. 
  |  | Title: OK 1 - Teacher's Book (Oxford Intensive English Courses) by David Bolton, Mary Bowen, Clive Oxenden, Len Petersen
 ISBN: 0194323552
 Publisher: Oxford University Press
 Pub. Date: 13 April, 1989
 
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| 9. 
  |  | Title: OK 3 - Teacher's Book (Oxford Intensive English Courses) by David Bolton, Mary Bowen, Clive Oxenden, Len Petersen
 ISBN: 0194323633
 Publisher: Oxford University Press
 Pub. Date: 06 July, 1989
 
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| 10. 
  |  | Title: Crackerjack 1: Activity Book (Primary Courses and Materials - Crackerjack) by Phyllis Vannuffel, Paul Power, John Palim, Clive Oxenden
 ISBN: 0175562989
 Publisher: Pearson English Language Teaching
 Pub. Date: 17 February, 1994
 
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