Magdalena, F. V. (1997). Population growth and changing ecosystems in Mindanao. Philippine Quarterly of Culture & Society.
Citazione stile Chigago Style (17a edizione)Magdalena, Federico V. "Population Growth and Changing Ecosystems in Mindanao." Philippine Quarterly of Culture & Society 1997.
Citatione MLA (9a ed.)Magdalena, Federico V. "Population Growth and Changing Ecosystems in Mindanao." Philippine Quarterly of Culture & Society, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.