TY - SOUND AU - Hartley,Bernard AU - Viney,Peter ED - University of Oxford TI - Streamline English SN - 0194322335 (Workbook A) U1 - 428.6 22 PY - 1980/// CY - [Oxford?] PB - Oxford University Press KW - Inglés KW - Métodos KW - Enseñanza KW - LEMB KW - Vocabulario N1 - v.1. Workbook A departures units 1-40 ; v.2. Workbook B connectios units 41-80 ER -