Alejo, L. J. (1983). A study of energy-economy interaction in the Philippines. Philippine Institute for Development Studies.
Citazione stile Chigago Style (17a edizione)Alejo, Leander J. A Study of Energy-economy Interaction in the Philippines. [Manila?]: Philippine Institute for Development Studies, 1983.
Citatione MLA (9a ed.)Alejo, Leander J. A Study of Energy-economy Interaction in the Philippines. Philippine Institute for Development Studies, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.