India. Labour, E. a. R. (1969). Report on Survey of Labour Conditions in Fine and Pharmaceutical Chemical Factories in India: 1965-66. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Labour, Employment and Rehabilitation. Report on Survey of Labour Conditions in Fine and Pharmaceutical Chemical Factories in India: 1965-66. The author, 1969.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Labour, Employment and Rehabilitation. Report on Survey of Labour Conditions in Fine and Pharmaceutical Chemical Factories in India: 1965-66. The author, 1969.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.