Lammoglia, U. G. (1997). Letran, seedbed of the revolution. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Lammoglia, Umberto G. "Letran, Seedbed of the Revolution." Philippine Daily Inquirer 1997.
Lua MLA (8ú heag.)Lammoglia, Umberto G. "Letran, Seedbed of the Revolution." Philippine Daily Inquirer, 1997.
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