Rock art at El Carrizo

Chicago citation style
Crosby, Harry W., 1926. Rock art at El Carrizo. April 1972. Retrieved from the Digital Public Library of America, https://library.ucsd.edu/dc/object/bb1264018b. (Accessed December 10, 2018.)
APA citation style
Crosby, Harry W., 1926, (April 1972) Rock art at El Carrizo. Retrieved from the Digital Public Library of America, https://library.ucsd.edu/dc/object/bb1264018b
MLA citation style
Crosby, Harry W., 1926. Retrieved from the Digital Public Library of America <https://library.ucsd.edu/dc/object/bb1264018b>.
Note: These citations are programmatically generated and may be incomplete.