APA (7 वां संस्करण) प्रशस्ति पत्र
Tonkin, H., & Reagan, T. G. (2003). Language in the twenty-first century: Selected papers of the millenial conferences of the Center for Research and Documentation on World Language Problems, held at the University of Hartford and Yale University. J. Benjamins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Tonkin, Humphrey, और Timothy G. Reagan. Language in the Twenty-first Century: Selected Papers of the Millenial Conferences of the Center for Research and Documentation on World Language Problems, Held at the University of Hartford and Yale University. Amsterdam ; Philadelphia: J. Benjamins, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Tonkin, Humphrey, और Timothy G. Reagan. Language in the Twenty-first Century: Selected Papers of the Millenial Conferences of the Center for Research and Documentation on World Language Problems, Held at the University of Hartford and Yale University. J. Benjamins, 2003.
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