The Enzymes: chemistry and mechanism of action  edited by James B. Sumner and Karl Myrback. 

 - New York  Academic Press  1951 
 - xi, 790p. 22cm. 
<br/><br/> V.2/ part 1. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Enzymology Proteins.
<br/><br/><label>Dewey Class. No.: </label>577.15  / S93E