Abiven, K. Spanish island to be fully powered by wind, water. Manila Bulletin.
Chicago-referens (17:e uppl.)Abiven, Katell. "Spanish Island to Be Fully Powered by Wind, Water." Manila Bulletin .
MLA-referens (9:e uppl.)Abiven, Katell. "Spanish Island to Be Fully Powered by Wind, Water." Manila Bulletin, .
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.