APA Style
grava, sigurd. (2003).
URBAN TRANSPORTATION SYSTEMS .
:
McGraw Hill.
Chicago Style
grava, sigurd.
URBAN TRANSPORTATION SYSTEMS .
:
McGraw Hill,
2003.
Text.
MLA Style
grava, sigurd.
URBAN TRANSPORTATION SYSTEMS .
:
McGraw Hill,
2003.
Text.
Turabian Style
grava, sigurd.
URBAN TRANSPORTATION SYSTEMS .
:
McGraw Hill,
2003.
Print.