Sigma:  Biochemicals and Reagents for Life Science Research. 

 - Unitd States :  Sigma,  1997. 
 - 2656 p.  ill. 
<br/><br/>Sigma-Aldrich Corporation 
 = Sigma. Biochemicals and Reagents for Life Science Research 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biochemicals<br/>Life Science Research