Aran Skillbook/Mastery Book Locations

Where can we find the skill/mastery books for the Aran class? This is what I have so far. Can we please confirm/fill in the blanks?

Final Blow 10: Zakum
Final Blow 20: ???
Final Blow 30: ???

Combo Tempest 10: Zakum
Combo Tempest 20: ???
Combo Tempest 30: Skellies

Overswing 20: Pap
Overswing 30: Chief Fire Guardians

Combo Barrier 10: ???
Combo Barrier 20: ???
Combo Barrier 30: ???

High Defense 10: ???
High Defense 20: ???
High Defense 30: ???

High Mastery 20: ???
High mastery 30: ???

Freeze Standing 20: ??? (bet this drops from Pap as well.)
Freeze Standing 30: ???