Official Seal of Lucena City, version with the text "Philippines" instead of "Official Seal" to indicate its status as a highly urbanized city.
Philippine Heraldry Committee (defunct), National Historical Commission of the Philippines, SVG remake by <a href="//commons.wikimedia.org/wiki/User:Trajano_Cabrales" title="User:Trajano Cabrales">Benjiemar Trajan G. Dagala</a>
2023-02-07
<p>Symbols of the State Republic of the Philippines, Bureau of Local Government, 1975
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<a rel="nofollow" class="external free" href="https://archive.org/details/SymbolsOfTheStateRepublicOfThePhilippines/page/n62/mode/1up">https://archive.org/details/SymbolsOfTheStateRepublicOfThePhilippines/page/n62/mode/1up</a>