Hornby, A.S. <br/><br/>
The Teaching of Structural Words and Sentence Patterns. 

 - 1st Ed. 
 - Madras :  Oxford University Press,  1964. 
 - 162 p. 
<br/><br/><label>ISBN: </label>0195616154 
<br/><br/><label>Dewey Class. No.: </label>421  / HOR