International Symposium on Explosives and Blasting Techniques New Delhi, India, & Institution of Engineers (India). (1990). International Symposium on Explosives and Blasting Techniques, New Delhi, November 17-18, 1990. Institution of Engineers (India).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Symposium on Explosives and Blasting Techniques New Delhi, India, و Institution of Engineers (India). International Symposium on Explosives and Blasting Techniques, New Delhi, November 17-18, 1990. Calcutta: Institution of Engineers (India), 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Symposium on Explosives and Blasting Techniques New Delhi, India, و Institution of Engineers (India). International Symposium on Explosives and Blasting Techniques, New Delhi, November 17-18, 1990. Institution of Engineers (India), 1990.