M. Sabir
Pustaka sinar Harapan, 1992
Buku Teks
Gill, Ranjit
Gramedia, 1988
Buku Teks
Kementerian Luar Negeri Malaysia
Ministry of Foreign Affairs Malaysia, 1977
Buku Teks
Ministry of Foreign Affairs Malaysia, 1967
Buku Teks
edited by Alson Broinowski
Macmillan, 1982
Buku Teks