Apacible, M. L., Formadero, Z. D., & Placido, J. P. (1981). Population and profile of Metropolitan Manila: Interim report. Management Information System Division, Planning Support and Information Service Office of the Commissioner for Planning, Metropolitan Manila Commission.
Chicago-referens (17:e uppl.)Apacible, Mafe L., Zelpha D. Formadero, och Johanna P. Placido. Population and Profile of Metropolitan Manila: Interim Report. [Quezon City]: Management Information System Division, Planning Support and Information Service Office of the Commissioner for Planning, Metropolitan Manila Commission, 1981.
MLA-referens (9:e uppl.)Apacible, Mafe L., et al. Population and Profile of Metropolitan Manila: Interim Report. Management Information System Division, Planning Support and Information Service Office of the Commissioner for Planning, Metropolitan Manila Commission, 1981.