Elgin, S. H. (1979). What is linguisticsn (2nd ed.). Prentice Hall.
Cita Chicago Style (17a ed.)Elgin, Suzette Haden. What Is Linguisticsn. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1979.
Cita MLA (9a ed.)Elgin, Suzette Haden. What Is Linguisticsn. 2nd ed. Prentice Hall, 1979.
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