Mowbray, Albert H., author
McGraw-Hill, c1969
Buku Teks
Ballin, Marianne F.H. Hirsch, author
[T. M. C. Asser Press, T. M. C. Asser Press], 2012
eBooks
Norton, Thomas James, author
America`s Future, 1946
Buku Teks
Buglass, Leslie J., author
Cornell Maritime Press, 1991
Buku Teks
Norton, Thomas James
America`s Future, Inc., 1946
Buku Teks