Armarego Wilfred L F & Chai Christina Li Lin <br/><br/>
Purification of Laboratory Chemicals .-5th edn .-0-7506-7571-3 

 - 5th edn  
 -  Butterworth Heinemann, Amsterdam, USA 
<br/><br/><label>ISBN: </label>0-7506-7571-3 
<br/><br/><label>Dewey Class. No.: </label>E:8  P03/ARMAREGO WILFRED/B25119