Gaya APA
Soetrisno, Loekman, Winahyu, Retno. (1991).
Kelapa sawit : kajian sosial - ekonomi .
Yogyakarta:
Aditya Media Publishing.
Gaya Chicago
Soetrisno, Loekman, Winahyu, Retno.
Kelapa sawit : kajian sosial - ekonomi.
Yogyakarta:
Aditya Media Publishing,
1991.
Text.
Gaya MLA
Soetrisno, Loekman, Winahyu, Retno.
Kelapa sawit : kajian sosial - ekonomi.
Yogyakarta:
Aditya Media Publishing,
1991.
Text.
Gaya Turabian
Soetrisno, Loekman, Winahyu, Retno.
Kelapa sawit : kajian sosial - ekonomi.
Yogyakarta:
Aditya Media Publishing,
1991.
Print.