Tan Sri Mohamed Suffian Bin Hashim, author
Jabatan Chetak Kerajaan, 1972
Buku Teks
Groves, Harry E.
Malaysia Publications Ltd., 1964
Buku Teks
Groves, Harry E.
Oceana Publications, 1967
Buku Teks
Jain, MP , author
LexisNexis, 2011
Buku Teks
Mohammad Naqib Ishan Jan, author
Lexis Nexis, 2010
Buku Teks