Events in April 2025

Hari Hidrograpfi Sedunia (World Hydrography day)

22 Hari Bumi (Earth Day) April 22, 2025 Read more

23 Hari Buku Sedunia (World Book Day) April 23, 2025 Read more

26 Hari Harta Intelek Sedunia (World Intellectual Property Day) April 26, 2025 Read more