Situational English. 

 - London :  Longman,  1967. 
 - 1 v. (xv, 308 p.) :  ill., maps. 
<br/><br/> Part 3, students' book. 
<br/><br/><label>ISBN: </label>0582520991 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language-- Grammar.<br/>English language-- study and teaching-- Foreign speakers.