Andriansyah, E. H.; Prakoso, A. F.; RoziqiFath, Z. F. M.; Ginanjar, A. E.; Srisuk, P. Development of a Textbook on the History of Economic Thought With a Combination of Barcode Video in the Application of Differentiated Learning. Int. J. Emerg. Res. Rev. 2024, 2, 000080.