TY - BOOK AU - Campbell,Colin AU - Kryszewska,Hanna TI - Learner-based teaching T2 - Resource books for teachers SN - 0194371638 (pbk.) AV - PE1128.A2 C35 1992 U1 - 428.007 12 PY - 1992/// CY - Oxford PB - Oxford University Press KW - English language KW - Study and teaching KW - Foreign learners ER -