United Architects of the Philippines. (1997). Heritage: Philippine architecture ; region I. UAP.
Citazione stile Chigago Style (17a edizione)United Architects of the Philippines. Heritage: Philippine Architecture ; Region I. [S.l.]: UAP, 1997.
Citatione MLA (9a ed.)United Architects of the Philippines. Heritage: Philippine Architecture ; Region I. UAP, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.