Items where Subject is "520 Astronomi"

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Klasifikasi Desimal Dewey Edisi 23 (Bahasa Indonesia) (1)
- 500 – Ilmu Pengetahuan (2)
  - 520 Astronomi (3)
    - 520 Astronomi dan ilmu-ilmu terkait (3)
    - 521 Mekanika angkasa (1)
    - 522 Teknik, peralatan dan material astronomi (11)
    - 525 Bumi (geografis astronomikal) (1)
    - 527 Navigasi angkasa (1)

Number of items at this level: 0.

This list was generated on Tue Sep 8 16:31:22 2026 WIB.