Blue Peter, a diesel powered yacht, at sea, n.d

Chicago citation style
Blue Peter, a diesel powered yacht, at sea, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmaritime/id/215. (Accessed July 16, 2018.)
APA citation style
Blue Peter, a diesel powered yacht, at sea, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmaritime/id/215
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmaritime/id/215>.
Note: These citations are programmatically generated and may be incomplete.