National Science Research Data Processing and Information Retrieval System.  Hearings, Ninety-first Congress, first session, on H.R. 8809 ... April 29 and 30, 1969. 

 - Washington  U.S. Govt. Print. Off.  1969. 
 - iv, 405 p.  illus.  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>70603231  
<br/><br/><label>Subjects--Corporate Names: </label><br/>National Science Research Data Processing and Information Retrieval Systems.
<br/><br/><label>LC Class. No.: </label>KF27.E333 1969c 
<br/><br/><label>Dewey Class. No.: </label>353.008