Columbia subject headings:
Malays (Asian people)--Indonesia--Sumatra--Ethnic identity--History.
Siak Sri Indrapura (Sultanate)--History.
Sumatra (Indonesia)--History.
Harvard subject headings:
Malays (Asian people)--Indonesia--Sumatra--Ethnic identity--History.
Siak Sri Indrapura (Sultanate)--History.
Sumatra (Indonesia)--History.
Princeton subject headings:
Malays (Asian people)--Indonesia--Sumatra--Ethnic identity--History.
Siak Sri Indrapura (Sultanate)--History.
Sumatra (Indonesia)--History.