Gaya APA
BROCKENBROUGH, R, L, B, K, J, J. (2003).
Highway engineering handbook. Second edition; Building and rehabiliting the infrastructur .
:
McGraw Hill,.
Gaya MLA
BROCKENBROUGH, Roger, L.;, BOEDECKER,, Kenneth, J., Jr..
"Highway engineering handbook. Second edition; Building and rehabiliting the infrastructur".
:
McGraw Hill,,
2003.
Buku.