Question:
Where was Owe Wiktorin educated in Dec, 1979?

Context:
 Owe Wiktorin attended Swedish Air Force Military Aviation School from Jan, 1961 to Jan, 1962. 
 Owe Wiktorin attended Air Command and Staff College from Jan, 1979 to Jan, 1980. 
 Owe Wiktorin attended Swedish National Military College from Jan, 1971 to Jan, 1973.

Answer:
Air Command and Staff College