Yu, F. S. (1991). Philippine architecture from the 1900s to the 1960s.
Čikaški stil citiranja (17. izdanje)Yu, Francisco Sia. Philippine Architecture from the 1900s to the 1960s. 1991.
MLA način citiranja (9. izdanje)Yu, Francisco Sia. Philippine Architecture from the 1900s to the 1960s. 1991.
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