Pernia, E. M. (2015). Solar power's rise and promise. School of Economics, University of the Philippines.
Chicago-viite (17. p.)Pernia, Ernesto M. Solar Power's Rise and Promise. Quezon City: School of Economics, University of the Philippines, 2015.
MLA-viite (9. p.)Pernia, Ernesto M. Solar Power's Rise and Promise. School of Economics, University of the Philippines, 2015.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.