MLA

Map Showing the Overland and Overseas Flights of Charles A. Lindbergh ... / Designed by Ernest Clegg. The John Day Company, Inc., 1928. https://collections.library.yale.edu/catalog/15952288.

APA, 6th edition

Map showing the overland and overseas flights of Charles A. Lindbergh ... / designed by Ernest Clegg. (1928). [Maps]. The John Day Company, Inc., https://collections.library.yale.edu/catalog/15952288.