TY  - GEN
AU  - Alexander, L.G. 
TI  - Practice and Progress / 
SN  - 058252330
U1  - 428,ALE 
PY  - 1978///
CY  - Lonndon
PB  - Longman Group Limited 
KW  - Progress
N1  - To the teacher language learning at the pre intermediate (Page-vii), About this course (Page-xii), How to use this course (Page-xviii), Pre-unit Test (Page-3), Unit One: Instructions to the Student (Page-11), Unit Two: Instructions to the student (Page-68),  Unit Three: Instructions to the Student (Page-124), Unit four: Instruction to the student (Page-182)
ER  -