Gaya APA
Engineering Science. (1975).
London:
Stanford maritime london.
Gaya Chicago
Engineering Science.
.
London:
Stanford maritime london,
1975.
Text.
Gaya MLA
Engineering Science.
.
London:
Stanford maritime london,
1975.
Text.
Gaya Turabian
Engineering Science.
London:
Stanford maritime london,
1975.
Print.