Symposium on Powder Metallurgy Alloys Indian Institute of Technology, Bombay, & Ramakrishnan, P. (1982). Powder metallurgy alloys: Proceedings of the Symposium on Powder Metallurgy Alloys, held at I.I.T., Bombay, on October 11, 1980. Oxford & IBH.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Symposium on Powder Metallurgy Alloys Indian Institute of Technology, Bombay, و P. Ramakrishnan. Powder Metallurgy Alloys: Proceedings of the Symposium on Powder Metallurgy Alloys, Held at I.I.T., Bombay, on October 11, 1980. New Delhi: Oxford & IBH, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Symposium on Powder Metallurgy Alloys Indian Institute of Technology, Bombay, و P. Ramakrishnan. Powder Metallurgy Alloys: Proceedings of the Symposium on Powder Metallurgy Alloys, Held at I.I.T., Bombay, on October 11, 1980. Oxford & IBH, 1982.