A practical English grammar programmed workbook. 

 - New York  Collier-Macmillan International  [1968] 
 - vii, 152 p. 
<br/><br/><label>LCCN: </label>68024111  
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar--1950-
<br/><br/><label>LC Class. No.: </label>PE1128  / .P73 1972