APA (7th ed.) Citation

Pernia, E. M. (1975). Urbanization and internal migration. Population Institute, University of the Philippines System.

Chicago Style (17th ed.) Citation

Pernia, Ernesto M. Urbanization and Internal Migration. [Quezon City: Population Institute, University of the Philippines System, 1975.

MLA (9th ed.) Citation

Pernia, Ernesto M. Urbanization and Internal Migration. Population Institute, University of the Philippines System, 1975.