M-4 magnet core for external proton beam. Photograph taken September 24, 1963. Bevatron-3445 – Photographer: Doug Bradley

Chicago citation style
Department of Energy. Lawrence Berkeley National Laboratory. Public Affairs Department. Strategic Resources Office. Photography Services. 2012-. M-4 magnet core for external proton beam. Photograph taken September 24, 1963. Bevatron-3445 – Photographer: Doug Bradley. 1963-09-24. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22121546. (Accessed July 16, 2018.)
APA citation style
Department of Energy. Lawrence Berkeley National Laboratory. Public Affairs Department. Strategic Resources Office. Photography Services. 2012-, (1963-09-24) M-4 magnet core for external proton beam. Photograph taken September 24, 1963. Bevatron-3445 – Photographer: Doug Bradley. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22121546
MLA citation style
Department of Energy. Lawrence Berkeley National Laboratory. Public Affairs Department. Strategic Resources Office. Photography Services. 2012-. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/22121546>.
Note: These citations are programmatically generated and may be incomplete.