Veltman, C. (1983). Language shift in the United States. Mouton.
Cita Chicago (17th ed.)Veltman, Calvin. Language Shift in the United States. Berlín: Mouton, 1983.
Cita MLA (9th ed.)Veltman, Calvin. Language Shift in the United States. Mouton, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.