TY - BOOK ID - 32373303 TI - Progress to proficiency : teacher's book PY - 1986 SN - 0521313430 0521313422 9780521313438 9780521313421 PB - New York (N.Y.): Cambridge University press DB - UniCat KW - Didactics of English KW - English language KW - Anglais (Langue) KW - Textbooks for foreign speakers KW - Manuels pour allophones UR - https://www.unicat.be/uniCat?func=search&query=sysid:32373303 AB - ER -