Rao, R N C. <br/><br/>
Understanding chemistry 
by C.N.R.Rao 
 - Hyderabad  Universities Press  2006 
 - vii, 298p. 
<br/><br/><label>ISBN: </label>9788173712500 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Química -Instrucción programada.
<br/><br/><label>Dewey Class. No.: </label>540 R1806u