Monica Dwiyanti, author
2017
UI - Tugas Akhir
Padelford, Norman J., author
Macmillan, 1962
Buku Teks
Alexander Wendt, Jack S. Levy, Richard Little
Intrans Publishing, 2014
Buku Teks
Wendt, Alexander, author
Intrans, 2014
Buku Teks
The John HopkinsPress, 1964
Buku Teks