The Leardo map of the world, 1452 or 1453

Chicago citation style
Leardo, Giovanni, fl. 1440. The Leardo map of the world, 1452 or 1453. 1452 or 1453. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/538. (Accessed November 14, 2019.)
APA citation style
Leardo, Giovanni, fl. 1440, (1452 or 1453) The Leardo map of the world, 1452 or 1453. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/538
MLA citation style
Leardo, Giovanni, fl. 1440. Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/538>.
Note: These citations are programmatically generated and may be incomplete.