Cita APA (7a ed.)

Library of Congress & Pulsifer, J. (1972). MARC user survey, 1972. Library of Congress.

Cita Chicago Style (17a ed.)

Library of Congress y Josephine Pulsifer. MARC User Survey, 1972. Washington: Library of Congress, 1972.

Cita MLA (9a ed.)

Library of Congress y Josephine Pulsifer. MARC User Survey, 1972. Library of Congress, 1972.