Coles, R. W. (2009). Ship registration: Law and practice (2nd ed.). Informa.
Chicago Style aipamenaColes, Richard Watt. Ship Registration: Law and Practice. 2nd ed. London: Informa, 2009.
MLA aipamenaColes, Richard Watt. Ship Registration: Law and Practice. 2nd ed. Informa, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.