Cita APA

Estados Unidos Library of Congress Photoduplication Service. (1984). Specifications for the microfilming of books and pamphlets in the Library of Congress. [Lugar de publicación no identificado]: [editor no identificado].

Citación estilo Chicago

Estados Unidos Library of Congress Photoduplication Service. Specifications for the Microfilming of Books and Pamphlets in the Library of Congress. [Lugar de publicación no identificado]: [editor no identificado], 1984.

Cita MLA

Estados Unidos Library of Congress Photoduplication Service. Specifications for the Microfilming of Books and Pamphlets in the Library of Congress. [Lugar de publicación no identificado]: [editor no identificado], 1984.