Swan, R. O., Crane, R. I., & Spangenberg, B. (1981). Language and society in modern India: Essays in honor of Professor Robert O. Swan. Heritage.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSwan, Robert O., Robert I. Crane, और Bradford Spangenberg. Language and Society in Modern India: Essays in Honor of Professor Robert O. Swan. Heritage, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSwan, Robert O., et al. Language and Society in Modern India: Essays in Honor of Professor Robert O. Swan. Heritage, 1981.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.