Não informado. (1959). Indian chemical engineer. Indian Institute of Chemical Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Indian Chemical Engineer. Calcutta, India: Indian Institute of Chemical Engineers, 1959.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Indian Chemical Engineer. Indian Institute of Chemical Engineers, 1959.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.