Gaya APA
Gray, George E., Hoel, Lester A.. (1979).
Public transportation planning, operations, and management editors George E. Gray, Lester A. Hoel .
Englewood Cliffs:
Prentice Hall.
Gaya Chicago
Gray, George E., Hoel, Lester A..
Public transportation planning, operations, and management editors George E. Gray, Lester A. Hoel.
Englewood Cliffs:
Prentice Hall,
1979.
Text.
Gaya MLA
Gray, George E., Hoel, Lester A..
Public transportation planning, operations, and management editors George E. Gray, Lester A. Hoel.
Englewood Cliffs:
Prentice Hall,
1979.
Text.
Gaya Turabian
Gray, George E., Hoel, Lester A..
Public transportation planning, operations, and management editors George E. Gray, Lester A. Hoel.
Englewood Cliffs:
Prentice Hall,
1979.
Print.