APA引文

Gupta, B. V. R. (2010). Engineering Drawing. I K International publishing house.

Chicago Edition Citation

Gupta, B V R. Engineering Drawing. New Delhi: I K International publishing house, 2010.

MLA引文

Gupta, B V R. Engineering Drawing. I K International publishing house, 2010.

警告：這些引文格式不一定是100％准確.