Tovush, eshitish va ultratovush, ultrabinafsha nur

Darslar 41–43 · 3 ta dars · Y.V. Malikova. Tabiiy fanlar 3-sinf, 1-qism. Novda Edutainment, Toshkent, 2023; Y.V. Malikova. Tabiiy fanlar 3-sinf, 2-qism. Novda Edutainment, Toshkent, 2023