Gaya APA
Maintenance dredging. (1987).
London:
Thomas Telford.
Gaya Chicago
Maintenance dredging.
text.
London:
Thomas Telford,
1987.
Tesis.
Gaya MLA
Maintenance dredging.
text.
London:
Thomas Telford,
1987.
Tesis.
Gaya Turabian
Maintenance dredging.
London:
Thomas Telford,
1987.
Tesis.