Yu, F. S. (1991). Philippine architecture from the 1900s to the 1960s.
Chicago Style (17. basım) AtıfYu, Francisco Sia. Philippine Architecture from the 1900s to the 1960s. 1991.
MLA (9th ed.) AtıfYu, Francisco Sia. Philippine Architecture from the 1900s to the 1960s. 1991.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..