Studying abroad

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Across
  1. 2. Equivalent of doctorate
  2. 3. Former student
  3. 4. Price for instruction
  4. 8. Equivalent of university in the US
  5. 10. Who hasn't received a first degree
  6. 12. Three-month periods
  7. 13. Global point average
Down
  1. 1. Financial help given to students
  2. 5. First years in university
  3. 6. Time spent by a student in a company
  4. 7. People working at university
  5. 9. Teacher giving lectures
  6. 11. Head of a university