Ileto, R. C., Rafael, V. L., Barry, C., Gealogo, F. A., Baytion, M. M., & Aguilar, F. V. J. (2014). Rev. John N. Schumacher SJ, 1927-2014. Philippine Studies: Historical and Ethnographic Viewpoints.
Lua i Stíl Chicago (17ú heag.)Ileto, Reynaldo C., Vicente L. Rafael, Coeli Barry, Francis A. Gealogo, Maricor M. Baytion, agus Filomeno V. Jr Aguilar. "Rev. John N. Schumacher SJ, 1927-2014." Philippine Studies: Historical and Ethnographic Viewpoints 2014.
Lua MLA (9ú heag.)Ileto, Reynaldo C., et al. "Rev. John N. Schumacher SJ, 1927-2014." Philippine Studies: Historical and Ethnographic Viewpoints, 2014.
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