U. S. Library of Congress. Information Systems Office. (1970). Marc manuals used by the Library of Congress (2nd ed.). Information Science and Automation Division, American Library Association.
Citação do estilo Chicago (17ª ed.)U. S. Library of Congress. Information Systems Office. Marc Manuals Used by the Library of Congress. 2nd ed. Chicago: Information Science and Automation Division, American Library Association, 1970.
Citação MLA (9ª ed.)U. S. Library of Congress. Information Systems Office. Marc Manuals Used by the Library of Congress. 2nd ed. Information Science and Automation Division, American Library Association, 1970.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.