Cita APA (7th ed.)

Selirio, B. (1978). Transport tragedies. Philippine Ports Authority.

Cita Chicago (17th ed.)

Selirio, Benedicto. Transport Tragedies. [S.l.]: Philippine Ports Authority, 1978.

Cita MLA (9th ed.)

Selirio, Benedicto. Transport Tragedies. Philippine Ports Authority, 1978.