Library of Congress classification. Q. Science
By: prepared by the Cataloging Policy and Support Office Library Services.
Contributors: Library of Congress. Cataloging Policy and Support Office.
Edition: 2007 ed.
Publisher: Library of Congress, Cataloging Distribution Service
Published: 2007
Place of publication: Washington, D.C
Language: eng
Subjects: Classification, Library of Congress; Classification -- Books -- Science
Other titles: Science
Notes: "This edition cumulates all additions and changes to class Q through Weekly list 2006/51, dated December 20, 2006."

Includes index.