Alviar, N. (1969). An economic comparison between tractor-operated and carabao-cultivated rice farms.
芝加哥风格引文Alviar, Nelly. An Economic Comparison Between Tractor-operated and Carabao-cultivated Rice Farms. 1969.
MLA引文Alviar, Nelly. An Economic Comparison Between Tractor-operated and Carabao-cultivated Rice Farms. 1969.
警告：这些引文格式不一定是100％准确.