Basic English For Science / 

 -  Oxford,  1978 
 - 149 pages. 
<br/><br/><br/>Eng. 
<br/><br/> Hbk. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elt
<br/><br/><label>Dewey Class. No.: </label>420 BAS(E) 1978 01531G