Varghese, P. I. (2010). Engineering graphics with Autocad (21st ed.). VIP.
シカゴスタイル引用形Varghese, P I. Engineering Graphics with Autocad. 21st ed. Trichur: VIP, 2010.
MLA引用形式Varghese, P I. Engineering Graphics with Autocad. 21st ed. VIP, 2010.
警告: この引用は必ずしも正確ではありません.