After miles of marching and carrying a 70 pound pack in the Texas heat, Airmen help each other finish the march at Lackland Air Force Base, Texas. This 10-week Special Operations Course, which includes both pararescue and combat controller participants, started out with 76 students and only 11 survived the grueling schedule. This image is seen in the August 1998 edition of AIRMAN Magazine

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. After miles of marching and carrying a 70 pound pack in the Texas heat, Airmen help each other finish the march at Lackland Air Force Base, Texas. This 10-week Special Operations Course, which includes both pararescue and combat controller participants, started out with 76 students and only 11 survived the grueling schedule. This image is seen in the August 1998 edition of AIRMAN Magazine. 1998-08-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6516518. (Accessed June 19, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (1998-08-01) After miles of marching and carrying a 70 pound pack in the Texas heat, Airmen help each other finish the march at Lackland Air Force Base, Texas. This 10-week Special Operations Course, which includes both pararescue and combat controller participants, started out with 76 students and only 11 survived the grueling schedule. This image is seen in the August 1998 edition of AIRMAN Magazine. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6516518
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/6516518>.
Note: These citations are programmatically generated and may be incomplete.