Sherkul Shodmonovich Shodmonov, Madina Kamilovna Abdullaeva, & Dilfuza Sherkulovna Bababekova. (2021). New Content And Composition Of Surplus Product. The American Journal of Interdisciplinary Innovations and Research, 3(01), 92–98. https://doi.org/10.37547/tajiir/Volume03Issue01-15