Gaya APA
Broxham, P. (1985).
Topographical data .
:
s.n..
Gaya Chicago
Broxham, P.
Topographical data.
:
s.n.,
1985.
Computer Software.
Gaya MLA
Broxham, P.
Topographical data.
:
s.n.,
1985.
Computer Software.
Gaya Turabian
Broxham, P.
Topographical data.
:
s.n.,
1985.
Computer Software.