A guide to Library of Congress classification /
Immroth, John Phillip.
A guide to Library of Congress classification / John Phillip Immroth. - Rochester, N.Y. : Libraries Unlimited, 1968. - 356 p. : ill. ; 24 cm.
Classification, Library of Congress
A guide to Library of Congress classification / John Phillip Immroth. - Rochester, N.Y. : Libraries Unlimited, 1968. - 356 p. : ill. ; 24 cm.
Classification, Library of Congress
