Classification - class H : economics

Míreanna comhchosúla

• Library of Congress classification: Class T/
  de réir: Library of Congress. Subject Cataloging Division. Processing Services
• Classification - class Q : science
  de réir: Library of Congress. Subject Cataloging Division. Processing Services
  Foilsithe / Cruthaithe: (1973)
• Classification - Class N : fine arts
  de réir: Library of Congress. Subject Cataloging Division
  Foilsithe / Cruthaithe: (1970)
• Classification - class U : militany science /
  de réir: Library of Congress. Subject Cataloging Division
  Foilsithe / Cruthaithe: (1974)
• Classification - class A : general works/
  Foilsithe / Cruthaithe: (1973)