Hartmann, P. (1997). Interactions access: A reading/writing book. New York: McGraw-Hill.
Παραπομπή Chicago StyleHartmann, Pamela. Interactions Access: A Reading/writing Book. New York: McGraw-Hill, 1997.
Παραπομπή MLAHartmann, Pamela. Interactions Access: A Reading/writing Book. New York: McGraw-Hill, 1997.
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