Gaya APA
Wriht, N, A, &, P, H.
(1992).
Airport Engineering
(
Third Edition)
.
-:
a Wiley- Interscience publishing.
Gaya MLA
Wriht, Norman, Ashford, &, Paul, H..
"Airport Engineering".
Third Edition
-:
a Wiley- Interscience publishing,
1992.
Text.