Gaya APA
Pertanian, D. (1987).
Intensifikasi ternak kerja (i, 1987).
Sulteng:
Departmen of agricultural economic, University of Missouri.
Gaya MLA
Pertanian, Departemen.
"Intensifikasi ternak kerja".
i, 1987
Sulteng:
Departmen of agricultural economic, University of Missouri,
1987.
Text books.