HILL, R. (1997). Undergraduate economics. John Wiley and Sons.
Chicagoスタイル(17版)引用形式HILL, R.Carter. Undergraduate Economics. New York: John Wiley and Sons, 1997.
MLA(9版)引用形式HILL, R.Carter. Undergraduate Economics. John Wiley and Sons, 1997.
警告: この引用は必ずしも正確ではありません.