TY - BOOK T1 - Techniques and principles in language teaching T2 - Teaching techniques in english as a second language A1 - Larsen-Freeman, Diane LA - English PP - New York PB - Oxford University YR - 1986 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.koha57925 OP - 142 SN - 019434133X KW - Lenguas KW - Inglés KW - Enseñanza de idiomas KW - Segunda lengua ER -