APA引文

Nellis , J. (1997). The essence of the economy (2nd.). PHI.

芝加哥风格引文

Nellis , Joseph. The Essence of the Economy. 2nd. New Delhi: PHI, 1997.

MLA引文

Nellis , Joseph. The Essence of the Economy. 2nd. PHI, 1997.

警告：这些引文格式不一定是100％准确.