Gupta, B. V. R. (2010). Engineering Drawing. I K International publishing house.
シカゴスタイル引用形Gupta, B V R. Engineering Drawing. New Delhi: I K International publishing house, 2010.
MLA引用形式Gupta, B V R. Engineering Drawing. I K International publishing house, 2010.
警告: この引用は必ずしも正確ではありません.