Ledda, V. M. (2013). Getting ready for AEC 2015: Standards and conformance in the Philippines. PIDS Policy Notes.
Lua i Stíl Chicago (17ú heag.)Ledda, Veredigna M. "Getting Ready for AEC 2015: Standards and Conformance in the Philippines." PIDS Policy Notes 2013.
Lua MLA (9ú heag.)Ledda, Veredigna M. "Getting Ready for AEC 2015: Standards and Conformance in the Philippines." PIDS Policy Notes, 2013.
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