Gaya APA
Irawanto, Dwi Setyo. (2011).
Sawit Watch Journal .
Bogor:
Sawit Watch.
Gaya Chicago
Irawanto, Dwi Setyo.
Sawit Watch Journal.
Bogor:
Sawit Watch,
2011.
Text.
Gaya MLA
Irawanto, Dwi Setyo.
Sawit Watch Journal.
Bogor:
Sawit Watch,
2011.
Text.
Gaya Turabian
Irawanto, Dwi Setyo.
Sawit Watch Journal.
Bogor:
Sawit Watch,
2011.
Print.