[Publisher not identified], [Date of publication not identified]
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Schroeder, Richard C., author
Kantor Program Informasi Internasional Departemen Luar Negeri Amerika Serikat, [date of publication not identified]
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Departemen Luar Negeri Amerika Serikat, 1991
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editor, Kathleen E. Hug; penerjemah, Sumantri Ar ... [et al.]
Office of International Infrmation Programs US Department of State, [Date of publication not identified]
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Spanckeren, Kathryn Van, author
Lembaga Penerangan Amwerika Serikat, 2004
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