Ulbricht, T.L.V. <br/><br/>
Purines, pyrimidines and nucleotides 

 - New york :  Pergamon press,  1964 
 - vii,78p.;  18cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural sciences and mathematics
<br/><br/><label>Dewey Class. No.: </label>547  / ULB