Ahmetov N.S. Obshaya i neorganicheskaya himiya(z-lib.org)
Неизвестно
Noorganik kimyo fanidan amaliy mashg`ulotla
Microsoft Word - hayratul-abror_na[..]
Davronbek
Xo'jalik_tadbirko[..]
Convert to PDF
MySher
MURAKKAB O'G'ITLAR ISHLAB CHIQARISH NAZARIYASI VA TEXNOLOGIK ...