Gaya APA
HERMANTO, . (1991).
Demand for inputs and supply of rice under risk and selectivity bias : .
Ann Arbor, Michigan:
U.M.I.
Gaya MLA
HERMANTO, .
"Demand for inputs and supply of rice under risk and selectivity bias :".
Ann Arbor, Michigan:
U.M.I,
1991.
Buku.