Cita APA (7th ed.)

Mearns, D. C. (1947). The Story up to now: The Library of Congress. [U. S. Government Printing Office].

Cita Chicago (17th ed.)

Mearns, Davis Chambers. The Story Up to Now: The Library of Congress. Washington: [U. S. Government Printing Office], 1947.

Cita MLA (9th ed.)

Mearns, Davis Chambers. The Story Up to Now: The Library of Congress. [U. S. Government Printing Office], 1947.