Cita APA (7a ed.)

Orcutt, F. L. (1993). The traffic signal book. Prentice Hall.

Cita Chicago Style (17a ed.)

Orcutt, Fred L. The Traffic Signal Book. Englewood Cliffs, N.J: Prentice Hall, 1993.

Cita MLA (9a ed.)

Orcutt, Fred L. The Traffic Signal Book. Prentice Hall, 1993.