Velasco, M. M. Basic energy starts Java oil drilling. IN Business News. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)Velasco, Myrna M. "Basic Energy Starts Java Oil Drilling. IN Business News." Manila Bulletin .
Citatione MLA (9a ed.)Velasco, Myrna M. "Basic Energy Starts Java Oil Drilling. IN Business News." Manila Bulletin, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.