Ship entering Panama Canal side in Gatun Locks

Chicago citation style
Ship entering Panama Canal side in Gatun Locks. Retrieved from the Digital Public Library of America, http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1615. (Accessed December 12, 2018.)
APA citation style
Ship entering Panama Canal side in Gatun Locks. Retrieved from the Digital Public Library of America, http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1615
MLA citation style
Retrieved from the Digital Public Library of America <http://merrick.library.miami.edu/cdm/ref/collection/chc0126/id/1615>.
Note: These citations are programmatically generated and may be incomplete.