Mullins, Hugh A.
Cornell maritime Press, 1959
Buku Teks
Mustill, Michael J., Sir
Stevens & Sons, 1981
Buku Teks
Brown, Robert H.
Witherby & co. Ltd., 1975
Buku Teks
Winter, William D.
McGraw-Hill, 1952
Buku Teks
Koh, Soon Kwang, Peter
Longmans, 1989
Buku Teks