Students gathered around an Army AH-1G HueyCobra helicopter during Career Day at Lincoln High School, Seattle, Washington, February 20, 1975

Chicago citation style
Wallen, Don, Unidentified. Students gathered around an Army AH-1G HueyCobra helicopter during Career Day at Lincoln High School, Seattle, Washington, February 20, 1975. 1975. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/886. (Accessed July 20, 2018.)
APA citation style
Wallen, Don, Unidentified, (1975) Students gathered around an Army AH-1G HueyCobra helicopter during Career Day at Lincoln High School, Seattle, Washington, February 20, 1975. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/886
MLA citation style
Wallen, Don, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/886>.
Note: These citations are programmatically generated and may be incomplete.