HILL, R. (1997). Undergraduate economics. John Wiley and Sons.
芝加哥风格引文HILL, R.Carter. Undergraduate Economics. New York: John Wiley and Sons, 1997.
MLA引文HILL, R.Carter. Undergraduate Economics. John Wiley and Sons, 1997.
警告:这些引文格式不一定是100%准确.
HILL, R. (1997). Undergraduate economics. John Wiley and Sons.
芝加哥风格引文HILL, R.Carter. Undergraduate Economics. New York: John Wiley and Sons, 1997.
MLA引文HILL, R.Carter. Undergraduate Economics. John Wiley and Sons, 1997.