Data preparation manual for the conversion of map cataloging records to machine-readable form.
Prepared by David K. Carrington and Elizabeth U. Mangan, Geography and Map Division

APA Citation

Carrington, D. K., Mangan, E. U., Library of Congress. Geography and Map Division. (1971). Data preparation manual for the conversion of map cataloging records to machine-readable form. Washington, Library of Congress: U.S. Govt. Print. Off.].

MLA Citation

Carrington, David K., 1938-, Elizabeth U Mangan, and Library of Congress. Geography and Map Division. Data Preparation Manual for the Conversion of Map Cataloging Records to Machine-readable Form. Washington, Library of Congress: U.S. Govt. Print. Off.], 1971.