Rao, T.S. Madhava, author
Khanna, 1974
Buku Teks
Agarwala, S. K., author
S. Chand, 1982
Buku Teks
Sekretariat Badan Pengkajian dan Pengembangan Kebijakan, Kementerian Luar Negeri, Republik Indonesia, [Year of publication not identified]
Buku Teks
Soni, M.L.
Delhi: Shamput Rai and Sons, 1977
Buku Teks
Hart, Daniel W., author
Prentice Hall International, 1997
Buku Teks