Coles, M. (1984). Pasig River arrastre service now under PPA. Bulletin Today.
Citación estilo ChicagoColes, Manuel. "Pasig River Arrastre Service Now Under PPA." Bulletin Today 1984.
Cita MLAColes, Manuel. "Pasig River Arrastre Service Now Under PPA." Bulletin Today, 1984.
Warning: These citations may not always be 100% accurate.