APA引文

Venugopal, K. a. R. Engineering Drawing + AutoCAD. New Age Books.

芝加哥风格引文

Venugopal, K and Raja. Engineering Drawing + AutoCAD. New Age Books.

MLA引文

Venugopal, K and Raja. Engineering Drawing + AutoCAD. New Age Books.

警告：这些引文格式不一定是100％准确.