19. https://www.twibbonize.com/sumpahpemudansqa
20. https://www.twibbonize.com/peringatan-sumpah-pemuda .***
19. https://www.twibbonize.com/sumpahpemudansqa
20. https://www.twibbonize.com/peringatan-sumpah-pemuda .***
Editor: Rahmawati Huda
Sumber: Twibbonize