Mackaill, A. W <br/><br/>
Ordinary Grade Questions and Worked Examples in Chemistry 
A. W. Mackail 
 - 2d ed 
 - London  Heinemann Educational Books Ltd  c1968 
 - v, 103 p.  21 cm 
<br/><br/><label>ISBN: </label>0435645625 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry