Author
United States. Foreign Broadcast Information Service
United States. Joint Publications Research Service
400
NewsBank, inc
12
United States. Joint Publication Research Service
6
Institut Soedinennykh Shtatov Ameriki i Kanady (Akademii︠a︡ nauk SSSR)
4
Institut Afriki (Akademii͡a nauk SSSR)
2
Institut Soedinennykh Shtatov Ameriki i Kanady (Akademii͡a nauk SSSR)
2
United States. Central Intelligence Agency. Foreign Broadcast Information Division
2
United States. Central Intelligence Group. Foreign Broadcast Information Branch
2
Bell & Howell Co
1
Chosf̆on Nodongdang. Chungang Wiwŏnhoe
1
D?ang c.ông s?an Viêt Nam
1
Readex Microprint Corporation
1
Soviet Union. Voenno-Vozdushnye Sily
1
T͡SK KPSS
1
United States. National Technical Information Service
1
Đảng cộng sản Viet Nam
1
Đảng cộng sản Việt Nam
1
Đảng cộng sản Việt Nam
1