Gaya APA
UNDANG-UNDANG 1999. (1999).
Medan:
Sumatra voter Education Cleaing House (SVECH).
Gaya Chicago
UNDANG-UNDANG 1999.
-.
Medan:
Sumatra voter Education Cleaing House (SVECH),
1999.
Non Fiksi.
Gaya MLA
UNDANG-UNDANG 1999.
-.
Medan:
Sumatra voter Education Cleaing House (SVECH),
1999.
Non Fiksi.
Gaya Turabian
UNDANG-UNDANG 1999.
Medan:
Sumatra voter Education Cleaing House (SVECH),
1999.
Non Fiksi.