Computer program abstracts / 
United States National Aeronautics and Space Administration, Scientific and Technical Information Branch, Scientific and Technical Information Office 
 - Washington, D. C. :  U. S. National Aeronautics and Space Administration,  1981- 
 - v. ;  26 cm. 
<br/><br/> Vol. 1-3, no. 2 superseded by a cumulative issue  Library has Vol. 12, no.4 
<br/><br/>Issues for 1969- prepared by Technical Information Services Company; Apr. 15, 1976- by Informatics Information Systems Company. Vols. for July 1969-Apr. 1978 issued by the Scientific and Technical Information Office; July 1978- by the Scientific a. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer programs--Abstracts
<br/><br/><label>Dewey Class. No.: </label>651.8