APA引文

Gupta, B. V. R., & Raja Roy , M. (2008). Engineering drawing: Fundamental concepts. I.K.International Publishing House Pvt Ltd.

Chicago Edition Citation

Gupta, B. V. R., and M. Raja Roy. Engineering Drawing: Fundamental Concepts. New Delhi: I.K.International Publishing House Pvt Ltd, 2008.

MLA引文

Gupta, B. V. R., and M. Raja Roy. Engineering Drawing: Fundamental Concepts. I.K.International Publishing House Pvt Ltd, 2008.