Cayabyab, C. M. P. (2015). Filipinizing western musical theater: An analysis of Ryan Cayabyab's El Filibusterismo. Musika Jornal.
Lua i Stíl Chicago (17ú heag.)Cayabyab, Cristina Maria P. "Filipinizing Western Musical Theater: An Analysis of Ryan Cayabyab's El Filibusterismo." Musika Jornal 2015.
Lua MLA (9ú heag.)Cayabyab, Cristina Maria P. "Filipinizing Western Musical Theater: An Analysis of Ryan Cayabyab's El Filibusterismo." Musika Jornal, 2015.
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