Aquarium worker tending to the killer whales, or orcas, at the Pier 56 Aquarium, Seattle, Washington, April 2, 1976

Chicago citation style
Wallen, Don, Unidentified. Aquarium worker tending to the killer whales, or orcas, at the Pier 56 Aquarium, Seattle, Washington, April 2, 1976. 1976. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1057. (Accessed July 21, 2018.)
APA citation style
Wallen, Don, Unidentified, (1976) Aquarium worker tending to the killer whales, or orcas, at the Pier 56 Aquarium, Seattle, Washington, April 2, 1976. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1057
MLA citation style
Wallen, Don, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/1057>.
Note: These citations are programmatically generated and may be incomplete.