Bigelow, G. E., & Harris, D. P. (1960). The United States of America: Readings in English as a second language. New York: Holt, Rinehart and Winston.
Παραπομπή Chicago StyleBigelow, Gordon E., και David P. Harris. The United States of America: Readings in English As a Second Language. New York: Holt, Rinehart and Winston, 1960.
Παραπομπή MLABigelow, Gordon E., και David P. Harris. The United States of America: Readings in English As a Second Language. New York: Holt, Rinehart and Winston, 1960.
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