Cita APA (7th ed.)

Existing traffic flow and management [Metro Manila]. [s.n.

Cita Chicago (17th ed.)

Existing Traffic Flow and Management [Metro Manila]. [Manila]: [s.n.

Cita MLA (9th ed.)

Existing Traffic Flow and Management [Metro Manila]. [s.n.

Atenció: Aquestes cites poden no estar 100% correctes.