Mahsulot tavsifi
A textbook for students on general hygiene requirements in educational institutions. Includes personal hygiene, building hygiene, and ventilation guidelines
#o‘quvchi#o‘quv binolari#ventilyatsiyasi
Muallif
Sotuvchi 366527Tasdiqlangan muallif
- Hujjatlari
- 40 849
- Sotilgan
- 676
