TY - SOUND AU - Tillitt,Bruce AU - Newton Bruder,Mary TI - Speaking naturally: ruce Tillitt, Mary Newton Bruder SN - 0521250072 AV - 0 PY - 1984/// CY - New York, N.Y. PB - Cambridge University Press KW - Speech acts (Linguistics) KW - English language-Sound recordings for foreign speakers KW - English language-Spoken English KW - Inglés básico N1 - Communication skills in American English ER -