Esto, Rey <br/><br/>
World scientist and inventors for the students /   by Rey Esto.   

 - [s.l.] :  R.E. Books Marketing,  c1989.   
<br/><br/><label>ISBN: </label>971-91115-3-4   
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>FIL 500.8 Es87 1989