Baerwald, J. E. (1976). Transportation and Traffic Engineering Handbook. Prentice-Hall, Inc.
Chicago Style (17th ed.) ZitazioaBaerwald, John E. Transportation and Traffic Engineering Handbook. Englewood Cliffs: Prentice-Hall, Inc, 1976.
MLA (9th ed.) ZitazioaBaerwald, John E. Transportation and Traffic Engineering Handbook. Prentice-Hall, Inc, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.