APA引文
Sharma, J. (2011). Discrete mathematics (3rd ed.). Macmillan.
芝加哥风格引文
Sharma, J.K. Discrete Mathematics. 3rd ed. New Delhi: Macmillan, 2011.
MLA引文
Sharma, J.K. Discrete Mathematics. 3rd ed. Macmillan, 2011.
警告：这些引文格式不一定是100％准确.