APA (7th ed.) Citation

(1973). Specifications for the Microfilming of Books and Pamphlets in the Library of Congress.

Chicago Style (17th ed.) Citation

Specifications for the Microfilming of Books and Pamphlets in the Library of Congress. 1973.

MLA (9th ed.) Citation

Specifications for the Microfilming of Books and Pamphlets in the Library of Congress. 1973.

Warning: These citations may not always be 100% accurate.