Chapter Author(s):  Book Author(s)/Editor(s): David L. Nelson, Michael M. Cox <br/><br/>
Chapter 23 : Biosynthesis of Amino Acids, Nucleotides, and Related Molecules  Book Title:Lehninger Principles of Biochemistry 

 - New York  W.H. Freeman and Company  2013 
 - Pages: 881-928 
<br/><br/><label>ISBN: </label>9781429234146 
<br/><br/><label>LC Class. No.: </label>QP-514.2-L43-2013