Gaya APA
Presidents. (2003).
Jakarta:
PT. REMAJA ROSDAKARYA.
Gaya Chicago
Presidents.
1.
Jakarta:
PT. REMAJA ROSDAKARYA,
2003.
Non Fiksi.
Gaya MLA
Presidents.
1.
Jakarta:
PT. REMAJA ROSDAKARYA,
2003.
Non Fiksi.
Gaya Turabian
Presidents.
Jakarta:
PT. REMAJA ROSDAKARYA,
2003.
Non Fiksi.