U.S. Marine SGT. Andrew L. Isaacs shows a .50 caliber machine gun with an AN/TVS-5 weapon sight mounted on a High-Mobility Multipurpose Wheeled Vehicle (HMMWV) to a sailor from the People's Republic of China aboard the U.S. Navy dock landing ship USS Germantown (LSD 42). The Germantown pulled into Qingdao for a scheduled five-day port visit

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. U.S. Marine SGT. Andrew L. Isaacs shows a .50 caliber machine gun with an AN/TVS-5 weapon sight mounted on a High-Mobility Multipurpose Wheeled Vehicle (HMMWV) to a sailor from the People's Republic of China aboard the U.S. Navy dock landing ship USS Germantown (LSD 42). The Germantown pulled into Qingdao for a scheduled five-day port visit. 1997-09-13. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6501766. (Accessed October 23, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1997-09-13) U.S. Marine SGT. Andrew L. Isaacs shows a .50 caliber machine gun with an AN/TVS-5 weapon sight mounted on a High-Mobility Multipurpose Wheeled Vehicle (HMMWV) to a sailor from the People's Republic of China aboard the U.S. Navy dock landing ship USS Germantown (LSD 42). The Germantown pulled into Qingdao for a scheduled five-day port visit. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6501766
MLA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/6501766>.
Note: These citations are programmatically generated and may be incomplete.