tayyorish

Mahsulot tavsifi

Study of document aging and deterioration, including factors like environment, temperature, chemical composition, and biological elements. Discusses types of document deterioration

#hujjatlar#shikastlanish#eskirish

Muallif

Sotuvchi 7191Tasdiqlangan muallif
Hujjatlari
32 117
Sotilgan
1 118

O'xshash hujjatlar