Tugboats towing pontoon section of Hood Canal Bridge, June 1959

Chicago citation style
Unknown. Tugboats towing pontoon section of Hood Canal Bridge, June 1959. 1959. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmohai/id/6525. (Accessed August 20, 2018.)
APA citation style
Unknown, (1959) Tugboats towing pontoon section of Hood Canal Bridge, June 1959. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmohai/id/6525
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmohai/id/6525>.
Note: These citations are programmatically generated and may be incomplete.