Winter, W. D. (1952). Marine insurance: Its principles and practice (3rd ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoWinter, William D. Marine Insurance: Its Principles and Practice. 3rd ed. New York: McGraw-Hill, 1952.
Dyfyniad MLAWinter, William D. Marine Insurance: Its Principles and Practice. 3rd ed. McGraw-Hill, 1952.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.