APA Style
Silitonga, G. ().
Indonesia Tanah Airku (1).
:
.
Chicago Style
Silitonga, G.
Indonesia Tanah Airku.
1
:
,
.
Hard Copy.
MLA Style
Silitonga, G.
Indonesia Tanah Airku.
1
:
,
.
Hard Copy.
Turabian Style
Silitonga, G.
Indonesia Tanah Airku.
1
:
,
.
Hard Copy.