Cita APA (7a ed.)

(1978). The Library of Congress, 1977. A Brief Summary of Major Activities for the Fiscal Year Ending September 30, 1977.

Cita Chicago Style (17a ed.)

The Library of Congress, 1977. A Brief Summary of Major Activities for the Fiscal Year Ending September 30, 1977. 1978.

Cita MLA (9a ed.)

The Library of Congress, 1977. A Brief Summary of Major Activities for the Fiscal Year Ending September 30, 1977. 1978.