GlobalSecurity.org - AN/SPS-67 Electronics Technician Vol 4 - AN/SPS-67 NAVAIR warfighters encyclopedia - AN/SPS-67
GlobalSecurity.org - AN/SPS-67 Electronics Technician Vol 4 - AN/SPS-67 NAVAIR warfighters encyclopedia - AN/SPS-67 AN/SPS-67 на сайте FAS.