Gerr, Dave
International Marine / McGraw-Hill, 2009
Buku Referensi
Herkimer, Herbert
W.M. PennPublishing Corp., 1952
Buku Teks
Springer, 2012
eBooks
Frederick S. Merritt and Jonathan T. Ricketts, editor
McGraw-Hill, Inc, 1994
Buku Referensi
Jones, Vincent
Summy-Birchard Publishing Company, 1941
Buku Teks