Alviar, N. (1969). An economic comparison between tractor-operated and carabao-cultivated rice farms.
Chicago Style aipamenaAlviar, Nelly. An Economic Comparison Between Tractor-operated and Carabao-cultivated Rice Farms. 1969.
MLA aipamenaAlviar, Nelly. An Economic Comparison Between Tractor-operated and Carabao-cultivated Rice Farms. 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.