(2001). GSIS income increased by 42% on 1st quarter. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)"GSIS Income Increased by 42% on 1st Quarter." Manila Bulletin 2001.
Citatione MLA (9a ed.)"GSIS Income Increased by 42% on 1st Quarter." Manila Bulletin, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.