Government of India. (1949). Railway map of India. the director of brigadier surveyor general of India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGovernment of India. Railway Map of India. India: the director of brigadier surveyor general of India, 1949.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGovernment of India. Railway Map of India. the director of brigadier surveyor general of India, 1949.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.