Gaya APA
Sunarjo, A, P., Sutirto, A, P, W.
(1997).
English For Agribusiness
.
Malang:
UMM Press.
Gaya MLA
Sunarjo, Achmad, Philip., Sutirto, Andy, Ponco, W..
"English For Agribusiness".
Malang:
UMM Press,
1997.
Text.