Righetti, P. G. <br/><br/>
Immobilized ph gradients, theory and methodology / 
Pier Giorgio Righetti. 
 - Amsterdam ;  New York :  Elsevier,  1990. 
 - xv, 397 p. ;  21 cm. 
 - Laboratory techniques in biochemistry and molecular biology ;  v. 20 .
<br/><br/> Includes index.  Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0444813152 (pbk.) 0444813012 (library edition).