Barker L. A and Knapp A. K <br/><br/>
Work-out chemistry for first examinations 
A. L. Barker and K. A. Knapp 
 - London  Macmillan Education Ltd  1986 
 - p. 233.:ill.  Hbk 
<br/><br/><label>ISBN: </label>0333389964 
<br/><br/><label>LC Class. No.: </label>QD 42. B3  / 1986