APA引文

Sharma, B. D. (1999). Differential equations. Kedar Nath Ram Nath.

芝加哥风格引文

Sharma, Bhu Dev. Differential Equations. New Delhi: Kedar Nath Ram Nath, 1999.

MLA引文

Sharma, Bhu Dev. Differential Equations. Kedar Nath Ram Nath, 1999.

警告：这些引文格式不一定是100％准确.