National Register of Foreign Collaborations (India) & India. Dept. of Scientific & Industrial Research. (1993). Technology in Indian two-for-one twister industry: A status report prepared under the National Register of Foreign Collaborations. Govt. of India, Dept. of Scientific & Industrial Research, Ministry of Science & Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Register of Foreign Collaborations (India) और India. Dept. of Scientific & Industrial Research. Technology in Indian Two-for-one Twister Industry: A Status Report Prepared Under the National Register of Foreign Collaborations. New Delhi: Govt. of India, Dept. of Scientific & Industrial Research, Ministry of Science & Technology, 1993.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNational Register of Foreign Collaborations (India) और India. Dept. of Scientific & Industrial Research. Technology in Indian Two-for-one Twister Industry: A Status Report Prepared Under the National Register of Foreign Collaborations. Govt. of India, Dept. of Scientific & Industrial Research, Ministry of Science & Technology, 1993.