Bibliographical procedures and style: a manual for bibliographers in the Library of Congress 
by Blanche Prichard Mc Crum and Helen Dudenbostel Jones Mc Crum, Blanche Princhard Jones, Helen Dudenbostel 
 - Washington  General Reference and Bibliography Division, Reference Department, The Library of Congress  1954 
 - 133+p. 
<br/><br/><label>Dewey Class. No.: </label>A2x73 Un3