Gaya APA
Schofield, W.. (2007).
Engineering surveying (6th).
:
Elsevier.
Gaya Chicago
Schofield, W..
Engineering surveying.
6th
:
Elsevier,
2007.
Text.
Gaya MLA
Schofield, W..
Engineering surveying.
6th
:
Elsevier,
2007.
Text.
Gaya Turabian
Schofield, W..
Engineering surveying.
6th
:
Elsevier,
2007.
Print.