Gaya APA
Economic and social aspects of palm oil industry. (2013).
Bogor:
Badan Penelitian dan Pengembangan Pertanian Kementerian Pertanian.
Gaya MLA
Economic and social aspects of palm oil industry.
.
Bogor:
Badan Penelitian dan Pengembangan Pertanian Kementerian Pertanian,
2013.
Artikel.